In article ,
AnthonyL wrote:
In one tropical country I go to the locals insist on filling up at the
garage first thing in the morning to ensure that they get maximum mass
for the delivered volume. The reasoning is that as the day warms up
the density decreases. Any truth in that?


In the UK the tanks are buried underground for safety reasons so will keep
a pretty constant temperature.

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*Why does the sun lighten our hair, but darken our skin?

Dave Plowman London SW
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