TYPE B Actual Questions and Verified Answers
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1. What does NFPA 10 cover?
Answer: The selection, installation, inspection, maintenance, and testing of portable fire extinguishers.
2. How often must fire extinguishers be visually inspected?
Answer: Monthly
3. Q How often must fire extinguishers undergo maintenance?
Answer: Annually (or when
specifically indicated by inspection findings).
4. What is the minimum clearance from the floor for mounted fire extinguish- ers?
Answer: A The bottom of the extinguisher must be at least 4 inches ott the floor.
5. Q What is the maximum mounting height for fire extinguishers weighing more than 40 lbs?
Answer: 3.5 feet (42 inches) to the top of the extinguisher.
6. What class of fire is a "Type B" fire extinguisher designed to fight?
, Answer: Fires involving flammable liquids and gases (e.g., gasoline, oil, propane).
7. Q What is the minimum travel distance to a Class B fire extinguisher?
Answer: 50 feet
8. What does the acronym PASS stand for when using a fire extinguisher?
Answer: Pull,
Aim, Squeeze, Sweep
9. How often must stored-pressure dry chemical extinguishers be internally examined?
Answer: Every 6 years
10. What tag color is typically used for an extinguisher that has passed annual maintenance in
Texas?
Answer: blue
11. What pressure is considered overcharged for a fire extinguisher
Answer: Any reading
above the green zone on the pressure gauge.
12. What agent is commonly used in Class B extinguishers
Answer: Dry chemical (like ABC or BC powder) or CO₂.
13. When must an extinguisher be hydrostatically tested?