date:Sep 10, 2013
Produce and frozen foods could soon arrive at grocery stores in trucks that release fewer emissions. Researchers are developing a clean technology to keep your food cool while it travels.
Engineers at are working to replace refrigerated trucks' diesel-burning cooling system with fuel cells. These fuel cells mix hydrogen and air to create energy; the byproduct is water. Researcher says that means fewer greenhouse gas and particulate emissions than from diesel engines. From the big picture of