volatile matterThose products, exclusive of moisture, given off by a material as a gas or vapor, determined by definite prescribed methods that may vary according to the…
wet scrubberAn air pollution control device used to remove pollutants by bringing a gas stream into contact with a liquid.
whole tree chipsWood chips produced by chipping whole trees, usually in the forest. Thus the chips contain both bark and wood.
willstatter ligninLignin obtained from the lignocellulosic complex after it has been extracted with hydrochloric acid.
woodA solid lignocellulosic material naturally produced in trees and some shrubs, made of up to 40%-50% cellulose, 20%-30% hemicellulose, and 20% -30% lignin.
wortThe liquid remaining from a brewing mash preparation following the filtration of fermentable beer.
xylanA polymer of xylose with a repeating unit of C5H804, found in the hemicellulose fraction of biomass. Can be hydrolyzed to xylose.
xylose(C5H10O5) A five-carbon sugar. A product of hydrolysis of xylan found in the hemicellulose fraction of biomass.
yeastA unicellular ascomycete fungus, commonly found as a contaminant in plant tissue culture.