Inovasi Penjernihan Minyak Goreng Bekas dengan Alat Purification Oil

Waste cooking oil produced by households and industries. The use of waste be fuel, soap, floor cleaner, candles have been developed. must through purification step. A method also developed, but the methods already there still managed to take optimal results. This research for development previous studies, so results this can directly used a different product with economic value. condist 2 stages, treatment process process. using bentonite potassium hydroxide (KOH). instrument (capacity 5 liters) fitted zeolite, filter paper cotton bandage. uses adsorption 24 hours. Purification happened due differences in weights molecules or porocity causeing some bound stronger on surface molecular. KOH is very effective. While filer that q brown smelling become clear yellow, no longer smooth. decrease free fatty acid 58% peroxide 47,6%.