1,6-Anhydro-β-D-glucose (Levoglucosa), belonging to the class of anhydrosugars, is an indicator of the burning of biomass in atmospheric aerosol,
[1] snow, and ice. It is formed via pyrolysis of glucans, such as cellulose and starch. Levoglucosa is also found in municipal waste and thermochemical processing products of biomass and soil.
[2]