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Engine_2014 : Engineering Safety - 2006/2355
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Which of the following conditions are true concerning shipboard fire extinguishing systems?
A) Carbon dioxide and Halon are both effective fixed systems that protect against 'class C' fires.
B) Flammable gas fires are not extinguished by fixed systems;  controlled burning is recommended until the fuel source can be shut off.
C) Conventional fixed fire extinguishing systems may not be effective for use against 'class D' fires involving combustible metals.
D) All of the above.
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