Self-Test A-5.2: Identify Class of Fires and Extinguishers

Complete Self-Test A-5.2 and check your answers.

1. What is the classification of an electrical fire?
   1. Class A
   2. Class B
   3. Class C
   4. Class D
2. In a Class C fire, what is the burning material?
   1. Flammable liquids
   2. Combustible metals
   3. Ordinary combustibles
   4. Electrical conductors or components
3. What class are fires involving gasoline and other flammable liquids?
   1. Class A
   2. Class B
   3. Class C
   4. Class D
4. What is the symbol indicating that an extinguisher is suitable for Class C fires?
   1. Star
   2. Circle
   3. Square
   4. Triangle
5. What is the symbol indicating that an extinguisher is suitable for Class B fires?
   1. Star
   2. Circle
   3. Square
   4. Triangle
6. What class are fires involving ordinary combustibles such as wood?
   1. Class A
   2. Class B
   3. Class C
   4. Class D
7. How are fire extinguishers classified?
   1. Local regulations
   2. Weight when full
   3. How long they will last
   4. Type of fire they will extinguish
8. What is the symbol indicating that an extinguisher is suitable for Class A fires?
   1. Star
   2. Circle
   3. Square
   4. Triangle
9. What is the symbol that is used to indicate that an extinguisher is suitable to extinguish a Class D fire?
   1. Star
   2. Circle
   3. Square
   4. Triangle
10. What class of fire would be fought with an extinguisher that could be installed with the exhaust hood of a commercial kitchen, to fight grease fire?
    1. Class A
    2. Class B
    3. Class C
    4. Class K

Answer Key: Self-Test A-5.2 is on the other page.