1. Carbon dioxide (is or is not)effective on Class B and Class C fires. 2. Halogenated hydrocarbons are identified through a system of numbers. 3. Two typical inspection items for portable fire extinguishers are: a. b. 4. HRD extinguishing systems are discharged by an electrically ignited discharge cartridge called a 5. If an installed fire extinguishing system has been discharged by normal operation the (red or yellow) blowout disk will be ruptured. 6. Almost all type of fire extinguisher containers require to determine the amount of extinguishing agent. 7. Fire extinguisher containers must be hydrostatically tested every years. 8. If a discharge cartridge is removed from a discharge valve,it __ (may or may not)be used in another discharge valve assembly.

Question

1. Carbon dioxide (is or is not)effective on Class B and Class C fires. 2. Halogenated hydrocarbons are identified through a system of numbers. 3. Two typical inspection items for portable fire extinguishers are: a. b. 4. HRD extinguishing systems are discharged by an electrically ignited discharge cartridge called a 5. If an installed fire extinguishing system has been discharged by normal operation the (red or yellow) blowout disk will be ruptured. 6. Almost all type of fire extinguisher containers require to determine the amount of extinguishing agent. 7. Fire extinguisher containers must be hydrostatically tested every years. 8. If a discharge cartridge is removed from a discharge valve,it __ (may or may not)be used in another discharge valve assembly.

Answer 1

1. Carbon dioxide **is** effective on Class B and Class C fires.2. Halogenated hydrocarbons are identified through a system of **Halons** numbers.3. Two typical inspection items for portable fire extinguishers are: a. **Pressure gauge check** b. **Physical condition inspection**4. HRD extinguishing systems are discharged by an electrically ignited discharge cartridge called a **squib**.5. If an installed fire extinguishing system has been discharged by normal operation, the **red** blowout disk will be ruptured.6. Almost all types of fire extinguisher containers require **weighing** to determine the amount of extinguishing agent.7. Fire extinguisher containers must be hydrostatically tested every **5** years.8. If a discharge cartridge is removed from a discharge valve, it **may not** be used in another discharge valve assembly.

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