Question

quiz which of the following statements is true regarding air - purifying respirators? a. powered air - purifying respirators usually need to be plugged into an outlet. b. elastomeric half - and full - facepiece respirators are not re - usable. c. elastomeric half - and full - facepiece respirators can use both filters and cartridges. d. elastomeric full - facepiece respirators cover the entire head.

Explanation:

• Option A: Powered air - purifying respirators are battery - powered or self - contained, not usually plugged into an outlet.
• Option B: Elastomeric half - and full - facepiece respirators are reusable with proper cleaning and maintenance.
• Option C: Elastomeric half - and full - facepiece respirators can use both filters and cartridges to remove contaminants.
• Option D: Elastomeric full - facepiece respirators cover the face from nose to chin, not the entire head.

Answer:

C. Elastomeric half - and full - facepiece respirators can use both filters and cartridges.