CIH Personal Protective Equipment (PPE) 2

Question 1

What is the OSHA-assigned Assigned Protection Factor (APF) for a powered air-purifying respirator (PAPR) with a loose-fitting facepiece?

Accepted Answer

25

Answer

10

Answer

50

Answer

1000

Question 2

How is Maximum Use Concentration (MUC) calculated using the Assigned Protection Factor (APF)?

Accepted Answer

MUC = OEL × APF

Answer

MUC = OEL / APF

Answer

MUC = APF + OEL

Answer

MUC = APF × IDLH

Question 3

Which type of eye protection provides complete perimeter sealing around the orbital area and is required when handling liquid chemical splash hazards?

Accepted Answer

Chemical splash goggles

Answer

Safety glasses with side shields

Answer

Face shield alone

Answer

Welding goggles

Question 4

What is the minimum filtration efficiency required for an N95 respirator to receive NIOSH approval?

Accepted Answer

95%

Answer

90%

Answer

99%

Answer

99.97%

Question 5

What is the best estimate of combined noise attenuation when an employee wears both earplugs and earmuffs simultaneously?

Accepted Answer

Add 5 dB to the higher NRR value

Answer

Sum of both NRR values

Answer

Multiply both NRR values

Answer

Average of the two NRR values

Question 6

Which OSHA standard governs the general requirements for PPE selection and hazard assessment in general industry?

Accepted Answer

29 CFR 1910.132

Answer

29 CFR 1910.95

Answer

29 CFR 1910.134

Answer

29 CFR 1926.501

Question 7

What does the acronym IDLH stand for in the context of respiratory hazard evaluation?

Accepted Answer

Immediately Dangerous to Life or Health

Answer

Instantaneous Dose Limit for Hazards

Answer

Integrated Daily Limit for Health

Answer

Industrial Design Level for Hazards