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(5). Burn-mark around vents in electrical powertools which indicate I. Remember: burned motor. (1). Do not wear loose fitting clothing. (6). Electric powertools should be inspected for proper ground. (2). Always wear eye protection. (Usually three-pronged plug.). (3). Always wear safety shoes. B. Before you begin the actual operation: (4). Always keeping long hair tied back and covered. (1). Ensure that the drill bit is sharp. (5). Do not wear jewelry. (2). Ensure that all three jaws of chuck are holding a drill bit. (6). Do not attempt to remove chips with bare hands. Always use a brush (3). Ensure that sanding disc is tight on sanding pad. or an"L"bar to remove long burrs. (4). Ensure that the grinding disc is turned down,tight and properly (7). Do not place your hands between your work and tool. threaded. (8). Do not measure your work while the machine is operating. (5). Ensure the saw blades are secure. (9). Do not leave your machine running unattended. (6). Ensure that you test the tool each time you before you use it. (10).Do not leave tools or parts on table while operating the machine. C. Fuel-Powered Tools. (11).Ensure work is clamped securely in place before machining. (1). All tools should be kept free from excessive dust,dirt,oil,grease,and (12).Ensure handtool has been removed from chuck or other rotating part fuel of (2). Fuel should be stored in approved containers. machines,which may be dislodged while the machine is operating. (3). Tools should be fueled and oiled in a separate area,away from the (13).Do not remove safety guards except for maintenance and then area of starting and operation. ensure that they are replaced before normal operation is resumed. D. Hydraulic Powertools. (14).Wear gloves during stocking,punching,shearing,etc.,operations, (1). Use fire resistant fools fluids. but not when operating rotating machinery such as lathes,mills,and drills (2). All hoses,pipes fittings,filters,and valves should be capable of J. Sawblades and tools should be kept sharp to avoid kickbacks. withstanding pressures sustained during maximum load conditions. K. Special tools should be used for handling stock near point of operation to E. Do's and Don'ts when operating powered handtools. avoid the operator placing his/her hand on this area during operation. (1). Do not wear gloves while operating tools. L. Never place hands on top of stock during a power feed operation. (2). Do not use dull drills,saw blades,or nippers. M.Work which can be can be done on special powers feed machines should (3). Do not use the tools'cords or hoses to hoist tools. not be performed on hand feed or general purpose machines. (4). Do not tape or tie triggers to"on'position. N. Always stand out of the line of board travel in case of kickback. (5). Do not remove any guards or safety devices. O. Circular saw blades which exhibit any of the following should be removed (6). Do not march holes before drilling from service. (7). Do use adequate light. (1). Saw out of round-some teeth are longer than others. 4. Metal Working and Wood Working (2). Saw not straight-blade not flat or out of plane. A. All metal frames to machines must be kept grounded. (3). Broken saw-cracked,or missing teeth. B. Stop buttons should be within easy reach of the operator (4). Out of center-wear around center hole. C. Non-portable machinery should be bolted securely to floor P. Dull saw blades should be taken to a qualified technician who will inspect D. All machines must have the capability if having power locked out while your saw as well as sharpen it. maintenance is being preformed. Q. Radial-Arm Saws should have handle on one side so that when in E. Before working with metals which are easily ignited i.e.,magnesium,the operation the operator stands out of the line of board travel in case of machine operator must have the appropriate extinguishing agent on hand kickback. and knowledge of how to use it. R. Sanding belts should be back in the same width as the drum. F. When purchasing new or rebuilding old machines,two-handed controls 5. Machine Guarding should be considered,as they keep the operator's hand away from the A. Machines which may cause harm or serious injury at point of contact point of operation. should have guarding. G. Belts,pulleys,chains,etc.,must be covered adequately to prevent B. Guarding should not be removed from machinery except for maintenance accidental contact by operators. and changing of tools or dies,etc.,and shall be replaced before operation H. Machines which throw chips from the point of operation should have is resumed guards to prevent the operator from being struck.