Fill fuel early morning to get more litres
The density argument is real. The amount is not. It failed for most people who tried it — only 0% of 0 independent reports confirmed it.
Why it works
Fuel does expand with heat, but pump tanks are underground and barely change temperature through the day. The measured difference is a fraction of a percent.
Source · https://www.motorbiscuit.com/truth-behind-fuel-saving-myth-filling-gas-tank-morning-saves-money/
Did it work for you?
One tap, one report per person. Reports are how we find out which fixes don't hold up.
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