USCG USCG Safety Eng
Set 4 • Question #93 of 254
Launch Interactive Practice Room Mechanical foam used for firefighting, is produced by __________.
A
mechanically mixing and agitating foam chemical, water, and air
✓ Correct Answer
B
a chemical reaction of foam components and air
C
gas bubbles liberated when the foam chemical contacts fire
D
chemical reaction of foam components and water
USCG NMC Regulatory Explanation
Under MARPOL, SOLAS, and USCG Marine Engineering Safety regulations, regarding 'Mechanical foam used for firefighting, is produced by', the mandated standard is: 'mechanically mixing and agitating foam chemical, water, and air'.
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