The fossil fuel
inputs into ethanol production are also largely non-liquid (natural gas and coal).
Not exact matches
The conversion and commercialization of cellulose
inputs into fuel
ethanol is a significant technology obstacle to the growth of the
ethanol industry as a mainstream fuel.
It will still take massive amounts of land to produce the
inputs necessary to create cellulosic
ethanol, and these
inputs must be cheap enough such that they make it
into the market place.
Commodities in general were in a bull market until recently, but there are a lot of energy
inputs that go
into corn production (and hence
ethanol production).