Quote:
Originally Posted by lindbhr
Water weighs about 8.3 lbs. per gallon. Gasoline weighs about 6.2 lbs.per gallon.
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Somewhat related - The
Trieste - A deep-sea submersible designed and built to be similar in principle to a blimp but for use in seawater - Used ~25,000 gallons of gasoline for buoyancy.