According to 46 CFR Subchapter T, how long should exhaust§blowers be operated in enclosed spaces containing gasoline§powered machinery before starting the engine?
A
For at least four to five minutes
B
Long enough to achieve a minimum of two complete air changes
C
Long enough to achieve at least one complete change of air
D
No fixed amount, but the blower should run until you don't smell any gas
E
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