6
Introduction
6. Clean up all spills quickly and properly.
7. Dispose of hazardous wastes and rags
properly.
Safety with machines—general rules
1. Use only sharp tools and well-maintained
machines.
2. Return all tools and machine accessories to
their proper storage locations.
3. Use the right tool and machine for the right
job.
4. Do not use any tool or machine without per-
mission or proper instruction.
Safety with machines—casting and
molding processes
1. Do not try to complete a process that has
not been demonstrated to you.
2. Always wear safety glasses.
3. Wear protective clothing, gloves, and face
shields when pouring molten metal.
4. Do not pour molten material into a mold
that is wet or contains water.
5. Carefully secure two-part molds together.
6. Complete casting and molding processes in
well-ventilated areas.
7. Do not leave hot castings or mold parts
where other people could be burned by
them.
8. Constantly monitor material and machine
temperatures during casting and molding
processes.
Safety with machines—separating
processes
1. Do not try to complete a process that has
not been demonstrated to you.
2. Always wear safety glasses.
3. Keep hands away from all moving cutters
and blades.
4. Use push sticks to feed all materials into
wood cutting machines.
5. Use ALL machine guards.
6. Stop all machines to make measurements
and adjustments.
7. Do not leave a machine until the cutter has
been stopped.
8. Whenever possible, clamp all work.
9. Unplug all machines from the electrical out-
let before changing blades or cutters.
10. Remove all chuck keys or wrenches before
starting machines.
11. Remove all scraps and tools from the
machine before using it.
12. Remove scraps with a push stick.
Safety with machines—forming processes
1. Do not try to complete a process that has
not been demonstrated to you.
2. Always wear safety glasses.
3. Always hold hot materials with pliers or
tongs.
4. Place hot parts in a safe place to cool. Keep
them away from people and from materials
that will burn.
5. Follow correct procedures when lighting
torches and furnaces. Use spark lighters, not
matches.
6. Never place hands or foreign objects
between mated dies or rolls.
Safety with machines—finishing processes
1. Do not try to complete a process that has
not been demonstrated to you.
2. Always wear safety glasses.
3. Apply finishes in properly ventilated areas.
4. Do not apply finishing materials near an
open flame.
5. Always use the proper solvent to thin fin-
ishes and clean finishing equipment.
Safety with machines—assembling
processes
1. Do not try to complete a process that has
not been demonstrated to you.
2. Always wear safety glasses.
3. Wear gloves, protective clothing, and gog-
gles for all welding, brazing, and soldering
operations.