Safety Procedures & PPE Flashcards

Which label color on a Safety Data Sheet (SDS) hazard diamond indicates a health hazard?

Answer: Blue

In the NFPA 704 hazard diamond, the blue (left) quadrant represents health hazards rated 0–4.

What is the correct action if a technician's clothing becomes saturated with Skydrol hydraulic fluid?

Answer: Remove contaminated clothing immediately and flush affected skin with water for 15 minutes

Skydrol is a skin and eye irritant; contaminated clothing must be removed immediately and skin flushed thoroughly to prevent chemical burns.

When using a safety harness for work at height on an aircraft, the anchor point must be rated for at least how many pounds?

Answer: 5,000 lbs

OSHA 29 CFR 1910.140 requires personal fall arrest anchor points capable of supporting at least 5,000 lbs per attached worker.

Which noise level triggers the mandatory use of hearing protection under OSHA general industry standards?

Answer: 85 dB(A) over an 8-hour TWA

OSHA's Hearing Conservation Amendment requires hearing protection when the 8-hour time-weighted average (TWA) reaches or exceeds 85 dB(A).

What type of glove is recommended when handling aviation fuel (Jet-A)?

Answer: Nitrile or neoprene chemical-resistant gloves

Nitrile or neoprene gloves provide adequate chemical resistance to petroleum-based fuels, unlike latex which degrades rapidly.

A 'hot work permit' is required before performing which of the following tasks on an aircraft?

Answer: Welding or grinding near fuel tanks

Hot work permits control ignition sources—welding, cutting, or grinding—in areas where flammable vapors (fuel tanks) could be present.

What is the correct sequence for donning and doffing (removing) PPE to prevent self-contamination?

Answer: Don gloves last; doff gloves first

Gloves are the last item donned (to keep them clean while putting on other PPE) and the first removed (as they are the most contaminated item) to prevent spreading hazardous substances.