Which Types of Respiratory Protection Use a Blower to Pass

question 41

Multiple Choice

Which types of respiratory protection use a blower to pass contaminated air through a canister or filter to remove the contaminant and supply the purified air to the full facepiece?

• A) Escape respirators
• B) Supplied-air hoods
• C) Powered air-purifying respirators (PAPRs)
• D) Self-contained breathing apparatus (SCBA)

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