top | item 39300762 Inexpensive, carbon-neutral biofuels are finally possible 2 points| clouddrover | 2 years ago |news.ucr.edu 1 comment order hn newest JoeAltmaier|2 years ago Ethanol from Iowa. For years now. That 'finally' is a stretch.Yes, it used to be inefficient. That changed, got more efficient, some years back.
JoeAltmaier|2 years ago Ethanol from Iowa. For years now. That 'finally' is a stretch.Yes, it used to be inefficient. That changed, got more efficient, some years back.
JoeAltmaier|2 years ago
Yes, it used to be inefficient. That changed, got more efficient, some years back.