2 CORRECT QUESTIONS &
ANSWERS(RATED A+)
When a fuel gives off enough vapors so that it can be ignited and burn momentarily, it
has reached its:
d. Flash point - ANSWER d. Flash point
Class B fires involve fuels such as:
a. Greases or flammable/combustible liquids - ANSWER a. Greases or
flammable/combustible liquids
When referring to the L.E.L. of a flammable or combustible liquid, what does the L.E.L.
mean?
c. Lower Explosive Limit - ANSWER c. Lower Explosive Limit
In a closed area, gases with vapor density of less than one will:
b. Rise and concentrate near the ceiling - ANSWER b. Rise and concentrate near the
ceiling
Which one of the following conditions constitutes a source of ignition during the handling
and use of flammable and combustible liquids?
c. Heating elements - ANSWER c. Heating elements
When outside portable container storage for flammable and combustibles is located
next to buildings, the exterior walls of the buildings must be constructed of
noncombustible or approved limited-combustible materials having a fire-resistance
rating of how many hours?
c. 2 hours - ANSWER c. 2 hours
Which container should a fire inspector accept for outside storage of flammable liquids?
c. Any container approved for the liquid - ANSWER c. Any container approved for the
liquid
All portable tanks greater than ____ should be treated according to the same standards
as fixed tanks?
a. 60 gallons - ANSWER a. 60 gallons
, What size above-ground storage tank placed inside a building requires it to be placed in
a fire resistant room or enclosure?
d. 660 gallons or larger - ANSWER d. 660 gallons or larger
Fire inspectors must ensure that measures are taken to prevent flammable or
combustible liquids from accumulating under L.P. gas containers to reduce the risk of:
c. BLEVE - ANSWER c. BLEVE
Compressed and liquefies gas cylinders should be stored in:
a. Wet, cool locations - ANSWER b. Designed rooms which are safe, dry, and well
ventilated
Dip tank operations must be located in noncombustible buildings. At what floor level in
noncombustible buildings must dip tank operations be located?
r
d. Not above or below the ground floor - ANSWER d. Not above or below the ground
floor
The principle with most closely describes how water extinguishers for is:
b. Reduction of temperature - ANSWER b. Reduction of temperature
To avoid trapping cryogenic liquids in piping, which choice for installed piping is the
safest?
b. A pressure relief device between every two shut-off valves and piping sloped up from
the container - ANSWER b. A pressure relief device between every two shut-off valves
and piping sloped up from the container
A fire in the presence of a higher than normal concentration of oxygen will:
b. Burn faster than normal - ANSWER b. Burn faster than normal
Mechanical heat energy initiated by the movement between objects is contact with one
another defines:
b. Heat of friction - ANSWER b. Heat of friction
The amount of heat generated through the process of oxidation is known as:
d. Spontaneous heating - ANSWER d. Spontaneous heating