…  margarine tubs, it may surprise some readers to learn that HDPE plastic actually begins life as thick black crude oil pumped out of the …  molecular weights range from 100,000 to 500,000, which is where the great variance in HDPE grades arises. Common grades of HDPE plastics …

…  HDPE is a booming market, and in many cases, demand far outstrips supply. Scrap HDPE …  environments, but there are still swathes of the country where there are few recycling facilities, and no kerbside collection services. …