123KiB, 1024x768, Fuel Source.jpg View SameGoogleiqdbSauceNAO Harnessing Cow Farts Anonymous Mon 16 Nov 17:20:55 2020 No.12350282 ViewReplyOriginalReport Quoted By: >>12350404 >>12350764 Cow farts contain methane. Methane is an alkane, and could therefore be used to power internal combustion engines. Farmers could harness cow farts to power their machinery and save money.