Deck General USCG Question #1507 (Set 47)

What are the flammable limits for motor gasoline?

Official USCG Answer & Rule Citation

Correct Answer: Option A — 1.4% to 7.6% mixture in air

Motor gasoline has a lower explosive limit (LEL) of approximately 1.4% and an upper explosive limit (UEL) of 7.6%. Concentrations within this range are capable of supporting combustion if an ignition source is present, making it a highly volatile and dangerous cargo requiring strict adherence to safety procedures.

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