An interesting article about the fact that petroleum refiners are being fined for not incorporating cellulosic biofuel in their fuel blends:
http://www.nytimes.com/2012/01/10/business/energy-environment/companies-face-fines-for-not-using-unavailable-biofuel.html?nl=todaysheadlines&emc=tha25
Seems it doesn't matter that teh celluosic biofuel does not exist- the government says you have to use it, or pay a fine...
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