Why shouldn't diesel fuel be stored for long periods of time?

Some time ago you warned against storing a spare can of diesel for too long. Now I have a diesel car I would appreciate a repeat of that advice.

Asked on 28 January 2012 by MW, Hadleigh

Answered by Honest John
You can find globules of emulsified fuel and condensation appearing in it, particularly the bioethanol element of biodiesel, which is hygroscopic.
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