Font size
WorksheetsFire Extinguisher Safety
Total questions: 10
Worksheet time: 6mins
The fire extinguisher classification and rating system is based on tests conducted by the National Fire Protection Association (NFPA).
True
False
CO2 extinguishers should never be used in a confined space unless the user is wearing proper respiratory protection, such as a supplied-air respirator (SAR) or a self-contained breathing apparatus (SCBA).
True
False
Which of the following fires can be extinguished by an extinguisher labeled 4-A 20-B:C?
Class A fire that requires less than 5 gallons (18.9 liters) of water to extinguish
Class B fire that is up to 20 square feet (1.86 m^2) in size
Class C fire involving energized electrical equipment
All of the above
Which of the following should you do with a partially used extinguisher? (Select all that apply)
Replace it with a new, fully charged extinguisher
Put it back into service immediately in case there's another fire
Have the partially used extinguisher recharged by qualified personnel
Put it in another room at your workplace that's less likely to have a fire
Which of the following situations should you evacuate the area immediately? (Select all that apply)
The fire could block your only exit
The fire is spreading very quickly
The type of the extinguisher is wrong
It is necessary to crawl on the floor due to excessive smoke
The fire is too large
What does the acronym PASS stand for?
Press, Aim, Squeeze, Sweep
Pull, Aim, Squeeze, Stop
Pull, Aim, Squeeze, Sweep
Press, Aim, Sweep, Stop
Which of the following are good fire extinguisher maintenance steps? (Select all that apply)
Inspect them periodically and replace if damaged or depleted
Name plate with operating instructions and classifications should be legible and facing outward
Make sure each extinguisher is fully charged with the needle in the green zone
The pin and tamper seal should be intact
A water-mist fire extinguisher that uses deionized water and sprays a fine mist is safe to use on energized electrical equipment.
True
False
Wet chemical fire extinguishers are for what class or classes of fire?
Class A
Class D
Class K
Classes A, B, and K
Which of the following describe a dry chemical fire extinguisher? (Select all that apply.)
Only available in hand-held models
Can be used to fight Class B and Class C fires
Some are multi-purpose and can be used to fight Class A, Class B, and Class C fires
Many dry chemicals used are corrosive to metals
