MetGen, Sweetwater Energy say “there’s gold in them thar side-streams” For all of your questions about the advanced bioeconomy there’s just the one answer and that is “lignin”. Why don’t we see more biobased chemical plants built these days? Lignin. Why do people shy away from hardwoods as a raw material even though it’s sustainable, … Continue reading MetGen, Sweetwater unlocking lignin – the roughest, toughest, ornieri’st material that ever bushwhack’d a pioneer in the Valley of Death