SOLVED QUESTIONS EXPERT CERTIFIED
100 PERCENT CORRECT
⩥ Pump tank water and pump tank calcium chloride-based antifreeze
types of fire ex- tinguishers shall be recharged with new chemicals or
water as applicable every _________ months.
Answer: Every 12 months,
⩥ oil content of CO2 shall not exceed.
Answer: 10 ppm
⩥ For annual maintenance of loaded stream agent, the loaded stream
agent shall not be recovered and reused. True or false?.
Answer: false
⩥ Where fire extinguishers are installed in closed cabinets that are
exposed to elevated temperatures, the cabi- nets shall be provided with
_________________.
Answer: screened openings and drains
⩥ CO2 is 1.5 times __________ than air.
Answer: heavier
, ⩥ if extinguisher gross weight above 40lb top of extinguisher shall not
be greater than ________ off floor.
Answer: 3.5 ft off floor
⩥ Where fire extinguishers have more than one letter classification (such
as 2-A:20-B:C), they shall be permitted to satisfy the requirements of
each letter class. true or false?.
Answer: true
⩥ The amount of liquid agent shall be determined by using one of the
following:.
Answer: 1: exact meas by weight
2: exact mean by volume
3: anti overfill tube, if provided
4: a fill mark on the fire extinguisher shell if provided
⩥ AFFF and FFFP cannot use _______ to protect against freezing
temps.
Answer: antifreeze
⩥ The agent in stored-pressure wetting agent fire extinguishers shall be
replaced:.
Answer: annually.