What is the general name given to propane, butane, and mixtures of the two?
Official USCG Answer & Rule Citation
Correct Answer: Option D — LPG
Liquefied Petroleum Gas (LPG) is the standard industry term for hydrocarbon gases consisting primarily of propane, butane, or mixtures of both. These gases are liquefied under pressure or refrigeration for efficient bulk transport aboard specialized gas carriers under USCG regulations.
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