Engine 2014: Engineering Safety

1. A Carbon dioxide and Halon are both effective fixed systems that protect against 'class C' fires.
2. B Flammable gas fires are not extinguished by fixed systems;  controlled burning is recommended until the fuel source can be shut off.
3. C Conventional fixed fire extinguishing systems may not be effective for use against 'class D' fires involving combustible metals.
4. D All of the above.

Tip: press A-D to answer