4C-Able Future: Biobased Butanol, Butadiene and BDO Are Having a Hot Year
by Jim Lane (Biofuels Digest) ... It’s been quite a year on the four-carbon platform — also known as C4, 4C, buta-something, Fantastic Four, or what have you. Though two-carbon fuels such as ethanol have long dominated the biofuels market — and