This phrase refers to the comparison between two primary types of circular saws: worm-drive and sidewinder (also known as direct-drive) saws. Worm-drive saws utilize a geared system, similar to that found in automotive transmissions, to transfer power from the motor to the blade. This results in a higher torque output and improved cutting power, especially in dense materials. Sidewinder saws, conversely, connect the motor directly to the blade. This configuration typically leads to a lighter, more compact saw design.
The choice between these two saw types is crucial for various woodworking and construction tasks. The higher torque of a worm-drive saw makes it ideal for heavy-duty applications like framing and cutting thick lumber, while its left-blade orientation can offer improved visibility for right-handed users. The lighter weight and often lower cost of a sidewinder saw make it suitable for general carpentry, finish work, and situations where maneuverability is paramount. Historically, worm-drive saws gained popularity in the western United States due to their effectiveness in cutting dense, old-growth lumber. Sidewinder saws, however, have remained a common and versatile choice across various regions and applications.
The following sections will delve deeper into the specific advantages and disadvantages of each type, considering factors such as power, weight, cost, ease of use, and maintenance requirements. This detailed comparison will equip readers with the necessary information to select the optimal saw for their specific needs.
1. Power
Power, a critical factor in saw selection, significantly differentiates worm-drive and direct-drive circular saws. Understanding the nuances of power delivery in these two designs is essential for choosing the right tool for specific applications. This section explores the facets of power relevant to this comparison.
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Raw Horsepower
While both saw types offer various motor sizes, worm-drive saws frequently boast higher horsepower ratings. This translates to greater cutting capacity in demanding materials, enabling smoother cuts through hardwoods and thick lumber. Direct-drive saws, while generally offering lower horsepower, often suffice for common construction and DIY tasks.
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Torque Output
The gear reduction system in worm-drive saws provides significantly higher torque than direct-drive models. Higher torque equates to greater rotational force applied to the blade, enabling the saw to maintain speed under load and prevent bogging down in dense materials. This is crucial for consistent, clean cuts in challenging applications.
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Power Delivery Efficiency
Worm-drive saws, despite their higher torque, experience some power loss due to friction within the gear system. Direct-drive saws, with their direct motor-to-blade connection, offer more efficient power transfer, potentially maximizing the available horsepower. However, the lower inherent torque of direct-drive saws can necessitate slower cutting speeds in dense materials to avoid bogging down.
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Practical Power Application
The practical application of power differs between the two saw types. The high torque of a worm-drive saw excels in sustained cutting through dense materials, making it ideal for heavy-duty framing and timber work. Direct-drive saws, while less powerful, offer adequate performance for general carpentry, plywood cutting, and finish work where maneuverability and lighter weight are advantageous.
Ultimately, the best power profile depends on the intended use. While raw horsepower figures provide a general indication of capability, understanding the interplay of horsepower, torque, and efficiency is crucial for selecting the optimal saw for specific cutting tasks. Choosing between a worm-drive and direct-drive saw requires careful consideration of these power-related factors alongside other aspects like weight, balance, and cost.
2. Torque
Torque, a rotational force, plays a critical role in differentiating worm-drive and direct-drive circular saws. Understanding its impact on cutting performance is essential for selecting the appropriate saw type. This section explores the nuances of torque as it relates to these two saw designs.
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Torque Generation
Worm-drive saws generate significantly higher torque due to their gear reduction system. This system multiplies the motor’s rotational force, delivering greater power to the blade. Direct-drive saws, lacking this gear reduction, deliver lower torque directly from the motor to the blade. This fundamental difference impacts cutting performance in various materials.
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Impact on Cutting Performance
Higher torque enables a saw to maintain blade speed under load, preventing bogging down in dense materials. This is crucial for smooth, consistent cuts in hardwoods and thick lumber. Lower torque, as seen in direct-drive saws, can necessitate slower cutting speeds and shallower cuts in demanding materials to avoid stalling. This can affect efficiency and cut quality.
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Practical Applications
The higher torque of worm-drive saws makes them ideal for demanding applications like framing, ripping thick lumber, and demolition work where consistent power is essential. Direct-drive saws, while less powerful, provide sufficient torque for general carpentry, cutting sheet goods, and finish work where extreme power is less critical.
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Relationship with Speed
While torque represents rotational force, it interacts with blade speed to determine overall cutting performance. A high-torque saw can maintain its speed under load, ensuring consistent cutting. A low-torque saw may require reduced speed to avoid stalling, potentially impacting efficiency. Balancing torque and speed is a key consideration when selecting a saw.
The difference in torque output significantly impacts the suitability of worm-drive and direct-drive saws for various applications. While worm-drive saws excel in high-torque situations, direct-drive saws offer advantages in maneuverability and cost-effectiveness for less demanding tasks. Understanding the role of torque is therefore fundamental for making an informed saw selection.
3. Weight
Weight is a crucial factor differentiating worm-drive and direct-drive circular saws, significantly impacting user experience and application suitability. Understanding the weight implications of each design is essential for informed saw selection.
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Overall Saw Weight
Worm-drive saws are generally heavier due to their robust construction and the added weight of the gear reduction system. This added weight can contribute to stability during cutting, particularly in demanding applications. However, it can also lead to increased user fatigue, especially during prolonged use or overhead work. Direct-drive saws, being lighter, offer improved maneuverability and reduced strain, making them suitable for tasks requiring frequent repositioning or overhead operation.
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Weight Distribution
Weight distribution differs significantly between the two saw types. Worm-drive saws typically have a more forward weight bias due to the location of the motor and gearbox. This can provide leverage for deeper cuts but may require more effort to control. Direct-drive saws generally offer a more balanced weight distribution, enhancing maneuverability and ease of control, especially for less experienced users.
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Impact on User Fatigue
The heavier weight of worm-drive saws can contribute to user fatigue, particularly during extended use or in applications requiring overhead cutting. This can impact precision and increase the risk of injury. The lighter weight of direct-drive saws reduces strain and allows for longer, more comfortable operation, making them suitable for tasks requiring sustained use.
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Practical Implications
The weight difference has practical implications for various applications. The added weight and stability of a worm-drive saw are advantageous for heavy-duty tasks like framing and ripping thick lumber, where maintaining control is paramount. The lighter weight and maneuverability of a direct-drive saw are beneficial for finish carpentry, trim work, and situations requiring frequent adjustments or overhead cutting.
The weight of a circular saw significantly influences its handling characteristics and suitability for specific tasks. Choosing between a worm-drive and direct-drive saw necessitates careful consideration of weight alongside other factors like power, torque, and intended application to ensure optimal performance and user comfort.
4. Balance
Balance, a crucial factor affecting control and maneuverability, significantly differentiates worm-drive and direct-drive circular saws. Understanding how the design of each saw type influences balance is essential for selecting the appropriate tool for specific tasks. This section explores the nuances of balance and its impact on saw handling.
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Center of Gravity
The location of the motor and gearbox significantly influences the center of gravity in each saw type. Worm-drive saws typically have a higher center of gravity and a more forward weight bias due to the placement of these components. This can provide added leverage for deeper cuts but can also make the saw feel less balanced, particularly for less experienced users. Direct-drive saws generally have a lower center of gravity and a more even weight distribution, promoting greater stability and ease of control during operation.
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Impact on Control and Precision
Saw balance directly impacts control and precision during cutting operations. A well-balanced saw allows for smoother, more accurate cuts with less effort. The forward weight bias of a worm-drive saw can require more effort to maintain control, especially during long cuts or intricate work. The balanced design of a direct-drive saw generally allows for easier handling and greater precision, particularly for tasks requiring fine adjustments.
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One-Handed vs. Two-Handed Operation
While both saw types can be operated with one or two hands, balance influences the practicality and safety of each approach. The heavier, more forward-biased weight of a worm-drive saw often necessitates two-handed operation for optimal control and safety, especially in demanding applications. The lighter, more balanced design of a direct-drive saw often allows for comfortable and controlled one-handed operation, particularly for lighter tasks or when greater maneuverability is required. However, two-handed operation is always recommended for maximum control and safety with any power saw.
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Maneuverability in Different Cutting Positions
Saw balance significantly impacts maneuverability in various cutting positions. The weight distribution of a worm-drive saw can make it challenging to control in awkward positions or during overhead cuts. The lighter and more balanced design of a direct-drive saw allows for easier manipulation in tight spaces and various cutting orientations, enhancing versatility and user comfort.
Balance is a crucial factor to consider when choosing between a worm-drive and direct-drive circular saw. The inherent design differences influence weight distribution and handling characteristics, impacting control, precision, and user fatigue. Selecting the appropriate saw requires careful consideration of balance alongside other factors like power, torque, and intended application to ensure optimal performance and user comfort.
5. Cost
Cost represents a significant factor when comparing worm-drive and direct-drive circular saws. Worm-drive saws, due to their more complex internal gearing and typically more robust construction, generally command a higher price point. This increased cost reflects the durability and higher torque output associated with worm-drive designs. For instance, a professional-grade worm-drive saw might cost significantly more than a comparable direct-drive model. Direct-drive saws, with their simpler construction, are often more budget-friendly, making them an attractive option for DIY enthusiasts or those with less demanding cutting needs. A homeowner undertaking occasional projects might find a direct-drive saws lower cost aligns better with their budget and usage frequency. The price difference can vary significantly depending on brand, features, and power, requiring careful consideration based on individual needs and budget constraints.
Beyond the initial purchase price, long-term costs also warrant consideration. While worm-drive saws are often built for durability and longevity, repairs, when necessary, can be more expensive due to the complexity of their internal components. Replacement parts for worm-drive gears, for example, can be more costly than parts for direct-drive saws. Direct-drive saws, while generally less expensive upfront, may require more frequent replacements if subjected to heavy-duty use beyond their intended capacity. Understanding these long-term cost implications is crucial for making informed decisions, particularly for professionals who rely heavily on their tools. Evaluating cost-effectiveness requires considering not only the initial investment but also the potential for future maintenance and repair expenses.
In summary, cost considerations play a vital role in the circular saw worm-drive vs. debate. Worm-drive saws typically represent a higher initial investment but offer robust performance and potential longevity, justifying the higher cost for professional or frequent use. Direct-drive saws provide a more budget-friendly entry point, suitable for less demanding applications and occasional use. A comprehensive cost analysis, considering both initial purchase price and potential long-term expenses, is crucial for selecting the saw that best aligns with individual budget constraints and intended usage patterns. This careful evaluation ensures the chosen saw provides optimal value and performance over its lifespan.
6. Durability
Durability represents a key differentiator in the worm-drive vs. direct-drive circular saw debate. Worm-drive saws, renowned for their robust construction, often exhibit superior longevity. The enclosed gear housing protects the internal components from dust and debris, contributing to extended operational life. The metal housing itself typically withstands job-site impacts and harsh conditions better than the lighter, often more plastic-heavy construction of some direct-drive models. This ruggedness translates to a tool capable of withstanding the rigors of professional construction environments, where saws are subjected to frequent drops, impacts, and exposure to the elements. For example, a worm-drive saw might survive a fall from scaffolding with minimal damage, while a less robust direct-drive saw might suffer significant damage or even become unusable.
Direct-drive saws, while generally less durable than worm-drive saws, offer sufficient longevity for many applications. Their lighter construction can make them more susceptible to damage from drops or impacts. However, advancements in materials and manufacturing techniques have led to increased durability in many direct-drive models. The simpler internal mechanism, with fewer moving parts compared to a worm-drive, can also translate to lower maintenance requirements and reduced risk of mechanical failure. For occasional use or DIY projects where the saw isn’t subjected to constant heavy-duty demands, a well-maintained direct-drive saw can provide years of reliable service. The practical significance of this understanding lies in selecting the appropriate saw for the intended workload. A contractor engaged in heavy construction would likely benefit from the long-term durability of a worm-drive saw, while a homeowner undertaking occasional DIY projects might find a direct-drive saw’s durability sufficient.
In conclusion, durability considerations are paramount when choosing between a worm-drive and direct-drive circular saw. Worm-drive saws excel in ruggedness and longevity, making them suitable for demanding professional applications. Direct-drive saws offer adequate durability for many tasks, particularly for less frequent or less intensive use. Evaluating the expected workload and potential exposure to harsh conditions allows for informed decision-making, ensuring the chosen saw delivers reliable performance over its intended lifespan.
7. Maneuverability
Maneuverability represents a critical distinction between worm-drive and direct-drive circular saws, impacting user experience and application suitability. Worm-drive saws, typically heavier and with a forward weight bias, can present challenges in confined spaces or during tasks requiring intricate cuts. The added weight, while contributing to stability during demanding cuts, can hinder quick adjustments and precise movements. For example, navigating tight corners or performing intricate trim work with a worm-drive saw can require greater effort and control compared to a lighter, more nimble direct-drive saw. This difference in maneuverability stems from the worm-drive’s gearbox placement and overall heavier construction.
Direct-drive saws, generally lighter and more compact, offer superior maneuverability. Their balanced weight distribution and smaller form factor facilitate easier handling, especially in confined spaces or during tasks requiring frequent repositioning. This advantage is particularly noticeable when performing overhead cuts, where the lighter weight reduces user fatigue and improves control. Consider cutting sheet goods on a sawhorse; a direct-drive saw’s lighter weight simplifies adjustments and one-handed operation, enhancing both speed and precision. The practical significance of this distinction lies in aligning saw selection with project requirements. For tasks emphasizing precision and control in tight spaces, a direct-drive saw’s maneuverability offers distinct advantages. Conversely, when stability and power are paramount, a worm-drive saw’s robust design might be preferable, despite the trade-off in maneuverability.
In summary, maneuverability considerations significantly influence the choice between worm-drive and direct-drive circular saws. Worm-drive saws prioritize power and stability, potentially compromising maneuverability. Direct-drive saws excel in maneuverability and ease of handling, making them ideal for intricate work and confined spaces. Understanding these trade-offs empowers informed decision-making, ensuring the selected saw aligns with the specific demands of the task at hand. Choosing the correct saw based on maneuverability requirements contributes to both project efficiency and user safety.
8. Blade Orientation
Blade orientation is a crucial factor in the circular saw worm-drive vs. direct-drive discussion, directly impacting cut-line visibility and user control. The positioning of the blade relative to the motor significantly influences the user’s ability to see the cutting path, affecting precision and safety. Understanding the implications of left-blade versus right-blade orientation is essential for selecting the optimal saw configuration for specific tasks and user preferences.
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Line of Sight and Control
Left-blade orientation, common in worm-drive saws, offers enhanced cut-line visibility for right-handed users. The blade position allows for a clearer view of the cutting path, improving accuracy and control. Right-blade orientation, typical of direct-drive saws, can obscure the cut line for right-handed users, potentially requiring more effort to maintain precise tracking. This difference in visibility can significantly impact the ease and accuracy of cuts, particularly for intricate work or when following precise lines.
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Dominant Hand and Ergonomics
The user’s dominant hand plays a significant role in the practicality of blade orientation. Right-handed users often find left-blade saws more ergonomic and conducive to natural hand positioning, allowing for better control and reduced fatigue. Left-handed users, conversely, may find right-blade saws more comfortable and controllable. Matching blade orientation to dominant hand promotes efficient and comfortable operation, minimizing strain and maximizing precision.
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Kickback and Safety
Blade orientation can influence the likelihood and direction of kickback, a dangerous occurrence when the saw blade binds or catches in the material being cut. Understanding how blade orientation affects kickback potential is crucial for safe operation. While both left-blade and right-blade saws can experience kickback, the direction of force can differ, impacting user reaction and control. Proper technique and safety precautions remain paramount regardless of blade orientation to mitigate kickback risks.
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Material and Application Considerations
Blade orientation can impact the optimal approach for cutting specific materials or performing certain tasks. For instance, bevel cuts or plunge cuts might be easier to execute with a specific blade orientation depending on the material and desired outcome. Understanding how blade orientation interacts with material properties and cutting techniques enhances control and precision, allowing for efficient and accurate results across various applications.
In conclusion, blade orientation is a critical factor in the circular saw worm-drive vs. direct-drive comparison. The choice between left-blade and right-blade orientation significantly influences cut-line visibility, user control, and overall ergonomics. Selecting the appropriate blade orientation based on dominant hand, task requirements, and material considerations contributes to increased precision, enhanced safety, and improved user experience. Careful consideration of blade orientation alongside other factors like power, weight, and maneuverability allows for informed saw selection, optimizing performance and user comfort.
9. Applications
The choice between a worm-drive and direct-drive circular saw hinges critically on the intended application. Specific tasks benefit from the strengths of each saw type, highlighting the practical significance of understanding the “circular saw worm-drive vs.” comparison. For demanding applications like framing, ripping thick lumber, or demolition work, the high torque and durability of a worm-drive saw prove invaluable. The ability to maintain consistent power and blade speed under heavy load ensures efficient and clean cuts through dense materials. For instance, framing walls with pressure-treated lumber requires a saw capable of handling the material’s density and resistance, a task well-suited to a worm-drive saw. Conversely, applications requiring precision, maneuverability, and lighter weight, such as finish carpentry, trim work, or cutting sheet goods, often benefit from the advantages of a direct-drive saw. Installing crown molding, for example, requires intricate cuts and frequent adjustments, making the lighter, more maneuverable direct-drive saw a preferable choice.
Further emphasizing the application-specific nature of saw selection, specialized tasks like plunge cutting or working with specific materials often favor one saw type over the other. Plunge cutting, requiring precise control and a steady hand, often benefits from the balance and lighter weight of a direct-drive saw. Similarly, cutting materials like plywood or fiber cement board, while not requiring the extreme torque of a worm-drive, benefits from its stability and power for cleaner, straighter cuts. Consider the task of cutting siding; a direct-drive saw’s lighter weight facilitates easier handling during overhead work, while a worm-drive saw’s power ensures clean cuts through thicker, more resistant materials. Understanding these application-specific nuances allows for informed tool selection, optimizing performance and efficiency while minimizing user fatigue and maximizing safety.
In conclusion, “Applications” serve as a pivotal component within the “circular saw worm-drive vs.” discussion. The inherent strengths and weaknesses of each saw type align with specific tasks, making application-based selection crucial. Choosing the appropriate saw type based on the intended application ensures efficient and effective results, maximizes user comfort and safety, and ultimately contributes to project success. Failure to consider the specific demands of an application can lead to compromised performance, increased effort, and potentially hazardous situations. Therefore, a comprehensive understanding of how each saw type performs in various applications is paramount for informed decision-making and optimal tool utilization.
Frequently Asked Questions
This section addresses common inquiries regarding the choice between worm-drive and direct-drive circular saws.
Question 1: Which saw type offers greater cutting power for dense materials?
Worm-drive saws generally provide greater cutting power in dense materials due to their higher torque output. The gear reduction system delivers increased rotational force to the blade, enabling it to maintain speed and cutting efficiency under heavy load.
Question 2: Which saw is more suitable for extended use or overhead work?
Direct-drive saws, being lighter, generally cause less user fatigue during extended use or overhead applications. Their reduced weight minimizes strain on the user’s arms and back.
Question 3: Which saw type requires more maintenance?
Worm-drive saws, due to their more complex gear system, may require more frequent lubrication and occasional gear replacements. Direct-drive saws generally require less maintenance.
Question 4: Which saw offers better maneuverability in tight spaces?
Direct-drive saws typically offer superior maneuverability due to their lighter weight and more compact design. This makes them easier to handle and control in confined areas.
Question 5: Which saw type is generally more affordable?
Direct-drive saws typically have a lower purchase price compared to worm-drive saws due to their simpler construction and fewer internal components.
Question 6: Which saw is better for beginners?
Direct-drive saws are often recommended for beginners due to their lighter weight, balanced design, and ease of use. Their simpler operation and generally lower cost make them a suitable entry point for novice users.
Careful consideration of these factors, alongside individual needs and project requirements, facilitates informed decision-making regarding saw selection. Choosing the correct saw type significantly impacts project efficiency, user comfort, and overall results.
The following section delves into specific case studies, illustrating the practical application of these saw types in real-world scenarios.
Tips for Choosing Between Worm-Drive and Direct-Drive Circular Saws
Selecting the appropriate circular saw type requires careful consideration of various factors. The following tips offer guidance for navigating the worm-drive vs. direct-drive decision-making process.
Tip 1: Evaluate Project Requirements: Thoroughly assess the demands of the intended projects. Consider the types of materials, frequency of use, and required cut precision. Demanding tasks involving dense materials benefit from the power of worm-drive saws, while lighter tasks and precision cuts often favor direct-drive models.
Tip 2: Prioritize Ergonomics and User Comfort: Consider physical limitations and comfort levels. Heavier worm-drive saws can lead to fatigue during prolonged use, especially overhead. Lighter direct-drive saws offer better maneuverability and reduced strain.
Tip 3: Assess Budget Constraints: Worm-drive saws typically command a higher price. Evaluate budget limitations and long-term cost implications, including potential maintenance and repair expenses. Direct-drive saws offer a more budget-friendly option.
Tip 4: Consider Blade Orientation and Visibility: Right-handed users often prefer the enhanced cut-line visibility offered by left-blade (typically worm-drive) saws. Evaluate the impact of blade orientation on control, precision, and user comfort.
Tip 5: Factor in Work Environment: Job site conditions influence saw selection. Robust worm-drive saws withstand harsh environments better, while lighter direct-drive saws offer advantages in confined spaces.
Tip 6: Research and Compare Models: Explore various brands and models within each saw type. Compare features, specifications, and user reviews to identify the optimal saw for specific needs and preferences.
Tip 7: Test and Handle Saws Before Purchase (If Possible): Visiting a physical store allows for hands-on evaluation of saw weight, balance, and ergonomics. Testing different models can provide valuable insights and inform the final decision.
By carefully considering these tips, individuals can select the circular saw type best suited to their individual needs and project requirements, maximizing efficiency, safety, and overall satisfaction.
The following conclusion summarizes the key takeaways of this comparison and offers final recommendations for saw selection.
Conclusion
The “circular saw worm-drive vs. direct-drive” comparison reveals distinct advantages and disadvantages inherent to each design. Worm-drive saws excel in power and durability, making them ideal for heavy-duty applications like framing and cutting dense materials. Their higher torque and robust construction ensure consistent performance under demanding conditions. Direct-drive saws prioritize maneuverability and affordability, proving suitable for lighter tasks, intricate cuts, and budget-conscious projects. Their lighter weight and balanced design enhance control and reduce user fatigue. Blade orientation, weight, balance, and cost further differentiate these saw types, necessitating careful consideration based on individual needs and project requirements. Optimal saw selection hinges on a comprehensive understanding of these factors, ensuring the chosen tool aligns with the specific demands of the task at hand.
Effective tool selection empowers efficient project execution and contributes to user safety. Choosing the appropriate circular saw typeworm-drive or direct-drivedirectly impacts productivity, precision, and overall project success. Careful evaluation of project requirements, user preferences, and budgetary constraints ensures informed decision-making, ultimately leading to the selection of the optimal tool for the job. The informed choice between these two distinct saw types equips users with the necessary tools to achieve optimal results across a diverse range of cutting applications.
