Used cooking oil (UCO) is waste oil which can come from various types of cooking oil such as corn oil, vegetable oil, ghee and so on, this oil is used oil for general household use, it can be reused for culinary purposes but When viewed from its chemical composition, used cooking oil contains compounds that are carcinogenic, which occur during the frying process.
So it is clear that the continued use of used cooking oil can damage human health, cause cancer, and the subsequent consequences can reduce the intelligence of the next generation.
For this reason, proper handling is needed so that used cooking oil waste can be useful and does not cause harm in terms of human health and the environment. Another use of used cooking oil is biodiesel fuel.