Biodiesel Production from Waste Cooking Oil Purified with Activated Charcoal of Salak Peel
Biodiesel is one of diesel fuel alternative made from renewable resources such as vegetable oils and animal fats.One of the natural ingredients that can be used as a material in the production of biodiesel is waste cooking oil (WCO).Biodiesel from WCO can be made through a transesterification reaction using a CaO catalyst.Free fatty acid (FFA) cont