Technician Rueangwuth Chamwuthi checks a sample of raw material used cooking oil and glycerine to make biodiesel King Bhumibol of Thailand has been a...
{"Image ImageDescription": "Technician Rueangwuth Chamwuthi checks a sample of raw material, used cooking oil and glycerine to make biodiesel. King Bhumibol of Thailand has been a proponent of renewable energy for over 20 years. Biofuels can be directly extracted from oil-yielding plants, starch and sugar. Thailand focuses on such raw materials as palm oil, as well as used cooking oil to make biodiesel, and cassava and molasses to make ethanol. (Photo by John van Hasselt/Corbis via Getty Images)"}