We all understand the concept of a hybrid vehicle. Unlike an electric vehicle (EV) that is totally powered by electricity, a hybrid vehicle runs on both fossil fuels and electricity. Hybrid vehicles ...

Washington — A new federal government report is calling for national standards around a "mass balance" approach to measuring recycled content in plastics made from chemical recycling, saying it would ...

Orlando, Fla. — For chemical recycling to work effectively, some plastics and consumer product companies say governments need to embrace very technical but important standards called mass balance.

Chemical companies are increasingly looking to the mass-balance concept as a method of offering chemicals made from renewable raw materials. It’s a low-cost, low-risk way to get into the renewables ...