Podcast
Questions and Answers
What is class C fires?
What is class C fires?
Class C fires involve electrical equipment, such as appliances, wiring, circuit breakers and outlets.
Is water an effective way to put out a class C fire?
Is water an effective way to put out a class C fire?
False (B)
What type of fire extinguisher did we pick?
What type of fire extinguisher did we pick?
CO2
What other class of fire are CO2 extinguishers used for?
What other class of fire are CO2 extinguishers used for?
What type of element does CO2 extinguishers take from the fire triangle?
What type of element does CO2 extinguishers take from the fire triangle?
When should you not use a CO2 fire extinguisher?
When should you not use a CO2 fire extinguisher?
True or false: CO2 fire extinguishers conduct energy.
True or false: CO2 fire extinguishers conduct energy.
True or false: CO2 fire extinguishers leave residue.
True or false: CO2 fire extinguishers leave residue.
What does CO2 stand for?
What does CO2 stand for?
True or false: CO2 fire extinguishers are cold.
True or false: CO2 fire extinguishers are cold.
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Study Notes
Class C Fires
- Involve electrical equipment, including appliances, wiring, circuit breakers, and outlets.
Fire Extinguishing Agents
- Water is ineffective for putting out Class C fires.
- CO2 extinguishers are selected for Class C fire situations.
CO2 Fire Extinguishers
- Also used for Class B fires, which involve flammable liquids.
- CO2 extinguishers remove oxygen from the fire triangle to extinguish flames.
- Should not be used on flammable gases, cooking oils and fats, or in confined spaces.
Characteristics of CO2 Extinguishers
- Do not conduct electricity, making them safe for electrical fires.
- Leave no residue after use, minimizing clean-up.
- Asserts cold properties, which helps in cooling the fire.
Key Definitions
- CO2 stands for carbon dioxide, the key agent in these extinguishers.
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