Coffee beans contain oil, well fek me there's a shocker.
But coffee is way more expensive than diesel so I don't see how their sums add up.
Or are they suggesting using the used grounds?
And the find was stumbled across by accident, according to chief researcher Mano Misra, who said: "I had left my coffee out one night, and the next morning, I noticed that there was a kind of oil around the edge of the cup." Misra then collected used ground coffee from Starbucks and found extracting the oil was easy
looks like it
and the oil can be extracted from leftover grounds
I should have read more closely.
Isn't diesel about 16p a litre before the Government add on duty?
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