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21 With a negative pressure respirator, when you inhale, you pull air through a filter and when you exhale, a valve allows your used air to escape. A True B Fase
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21 With a negative pressure respirator, when you inhale, you pull air through a filter and when you exhale, a valve

allows your used air to escape.
A True
B Fase

User Jlumietu
by
6.8k points

1 Answer

5 votes

Answer:

True

Step-by-step explanation:

User Crazyloonybin
by
6.8k points
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