Exam (elaborations)
40 Hour OSHA HAZWOPER Practice Questions and 100% Questions and Answers
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What is a negative pressure test? You cover the inlet valves with your palm of your hands. Then you inhale and see if the respirator collapses. What is a positive pressure test? You place your hand over the exhale valve. Then you exhale and see if your seal is broken. What is the buddy system? A ...
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