| HEAD INJURY |
- Working below others using tools or materials that could fall.
- Working under machinery where materials could fall.
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- Hard hat — check to make sure hard hat is appropriate class for work.
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| ELECTRICAL |
- Working on energized electrical equipment.
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- Class A helmets — for protection from low voltage conductors (less than 2,2000 volts).
- Class B helmets — for protection from high voltage conductors (less than 20,000 volts).
- Class C helmets — should not be used around electrical hazards.
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