OSHI Chapter 7

This is a common fire extinguisher you see in most facilities. What does this extinguisher contain to aid in putting out a fire?  

• Water
• CO2
• Dry Ice
• Dry Chemicals

Class A fires include

• Trash
• Wood 
• Paper
• All of the above

Class C fires include

• Trash, paper and wood
• Chemical fire
• Electrical equipment
• Kitchen fires

When it comes to a kitchen grease fire what should you NOT use to extinguish it

• Pan lid
• Baking soda
• Class K extinguisher
• Water

Which of the following is NOT a component of fire?

• Fuel

• Light

• Heat

• Oxygen

Water is acceptable for fighting which fire type?

• A

• B

• C

• D

What 3 elements are found in the fire triangle

• Fuel

• Heat

• Oxygen

• Nitrogen

Will a fire ignite if one of the 3 elements of the triangle are missing?

• Yes

• No

An extinguisher with a D rating is designed for use on which type of fire?

• A fire involving flammable liquids
• A fire involving combustible metals
• A fire involving energized electrical equipment
• A fire involving ordinary combustible materials

There are four classes of fire, Class A, B, C, and K.

• True
• False