Avoid hydrogenated oils. which are generally higher in free fatty acids and cause problems in biodiesel production. You can buy new cooking oil from the grocery store. But using used oil is cheaper. And it helps reduce waste that could end up in landfills or sewers. oil check Look at the oil you get to determine its quality. It should look darker than fresh or unused vegetable oil.
อ่านเพิ่มเติม โรงเรียนวัดมะปรางงาม
นานาสาระ ไบโอดีเซล
โพสต์โดย : nomo
