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.
Production rates of hydrocarbon gases (CH4, C2H4, C2H6 and C3H6) from virgin LDPE pellets kept in the dark, exposed to full solar radiation (280–700 nm) or to solar radiation filtered for UVB (320–700 nm). Error bars represent the standard deviation of triplicate samples.
