Pemanfaatan Minyak Jelantah Untuk Pembuatan Sabun Batang Bagi Anggota Karang Taruna Duri Pulo, Kecamatan Gambir, Jakarta Pusat

The amount of used cooking oil waste is thrown into the sewer, which over time will compress sewer and can also pollute environment. Therefore, it would be good if this further processed bar soap that to wash clothes or other kitchenware. process making uses a cold process, does not use heating (stove). chemical NaOH. first stage purification crude oil. Purification done by soaking charcoal in oil, for about two days, then filtered. This remove cloudy color but odor turbid reduced. Then purified mixed lye, mixture water stir mix until solution slightly thickened like consistency liquid soap. put mold made silicon, after 24 hours solid, removed from mold. cannot yet, because requires curing waiting phase solid soap, approximately 45 days. After going through leaving open air ensure content evaporates well pH normal. produced training able clean dirt on utensils as wash, itch skin.