Certified Hyperbaric Technologist Test CHT Fire Safety and Oxygen Hazards in Hyperbaric Environments 3

Question 1

NFPA 99 classifies hyperbaric chambers into which categories based on size and use?

Accepted Answer

Class A, B, or C

Answer

Level 1, 2, or 3

Answer

Type I, II, or III

Answer

Category 1, 2, or 3

Question 2

Which organizations provide the primary safety standards governing hyperbaric facility fire safety in the United States?

Accepted Answer

NFPA and UHMS

Answer

OSHA and EPA only

Answer

CDC and FDA only

Answer

The Joint Commission and CMS only

Question 3

After completion of hot work near hyperbaric oxygen systems, a fire watch must be maintained for a minimum of:

Accepted Answer

30 minutes

Answer

15 minutes

Answer

60 minutes

Answer

Until the work area has fully cooled

Question 4

In an oxygen-enriched atmosphere, ordinary combustible materials will ignite at:

Accepted Answer

Lower temperatures than in normal air

Answer

Higher temperatures than in normal air

Answer

The same temperature as in normal air

Answer

Temperatures that cannot be predicted

Question 5

Per NFPA 55, bulk oxygen storage cylinders must be kept a minimum of how far from combustible materials?

Accepted Answer

20 feet

Answer

5 feet

Answer

10 feet

Answer

25 feet

Question 6

Which NFPA standard is the primary reference for fire safety requirements in hyperbaric facilities?

Accepted Answer

NFPA 99 (Health Care Facilities Code)

Answer

NFPA 13 (Sprinkler Systems)

Answer

NFPA 70 (National Electrical Code)

Answer

NFPA 101 (Life Safety Code)

Question 7

When a patient must wear a hospital gown inside a monoplace hyperbaric chamber, the gown should be:

Accepted Answer

100% cotton without any synthetic fabric or dyes

Answer

Laundered with standard fabric softener to reduce static

Answer

Flame-retardant treated polyester

Answer

Any color as long as it is clean