From waste to wealth: A novel approach for empowering society through recycling used cooking oil into soap

Soap made from waste cooking oil can be a potential product that developed to improve the economy and as an effort preserve environment by utilizing household waste. Waste reprocessed into soap-based ingredients through purification system so color is clear does not smell rancid using bagasse orange peel adsorbents in bleaching process. This service aims train students' understanding of Mambaul Hikam Islamic boarding school about processing solid liquid soap cold process method hot method. The results show firstly, transfer knowledge, skills, affection for making techniques appropriate technology. Second, formation community students who become facilitators assisting manufacture laundry used production this assistance still internal use but are expected able increase which santri school.