dontyouflap

dontyouflap t1_iuwiev9 wrote

A Google search says 23 billion pounds of coffee are produced per year globally. And the US consumes 860 billion pounds of gasoline a year. So if the coffee grounds are able to produce 1:1 gasoline by weight, not accounting for the energy needed to make it, the entire world's coffee grounds could make enough fuel for 2.6% of America's current needs

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