18 Questions
Which chemical is commonly referred to as Bromotrifluoromethane?
Halon 1301
What is the main function of halogenated hydrocarbon agents in fire extinguishing?
Disrupting chemical combination between oxygen and fuel
Which type of Halon is stored in High Rate Discharge (HRD) bottles for aircraft power plant protection?
Halon 1301
Why was the use of Halon extinguishers banned on Jan 01, 1996?
To prevent depletion of the ozone layer
What makes Halon 1301 a preferred fire-extinguishing agent compared to others?
It is non-corrosive and least toxic
How do Halon extinguishers disrupt fires effectively?
By disrupting the chemical combination between oxygen and fuel
What gas is used to expel both forms of halon extinguishant from spherical HRD bottles?
Nitrogen
What is the main concern related to the use of halon extinguishers according to the text?
Hypoxia (suffocation)
Why were halon fire extinguishers banned starting from January 1, 1996?
For their ozone depleting properties
Who is responsible for issuing an Essential Use Permit (EUP) for using Halon 1211 and 1301?
Environmental Protection Agency (EPA)
In addition to the EUP, what additional requirement must the ADF fulfill regarding the chemicals used for the next 12 month period?
State the amount of chemicals required for the next 12 month period on a specific date
What action can lead to fines for both the employer and employee related to halon fire extinguishers?
Unauthorized discharge of halon fire extinguisher
What is required for personnel handling Halon 1211 and 1301?
Certification
Which components make up a typical fire detection and protection system?
Detectors, fire warning indicators, emergency controls
What does the fire warning indicator in the cockpit consist of?
Horn and overheat/fire warning light
How can aircrew react to a fire or overheat condition?
By activating the emergency controls
Which government entity passed the Ozone Protection Act 1989?
Commonwealth Government
What action did the Commonwealth Government take regarding Halon extinguishers on Jan 01, 1996?
Banned their production and importation
Test your knowledge on the chemicals Halon 1211 and Halon 1301 used in fire protection systems of military aircraft. Learn about the environmental impact of these halogenated hydrocarbon agents and their effectiveness in controlling fires in aircraft engine compartments.
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