Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Open burning of biomass. (A) Burning hay; (B) burning woodpile; (C) forest fire. Fuel biomass on the surface of the pile burns as oxygen is available. More burning results in higher temperature and thus catalyzes more burning if oxygen supply is abundant.
