Quality Improvement of Crude Glycerol from Biodiesel Production Using Activated Carbon Derived from Krabok (Irvingia malayana) Seed Shells

Abstract

Nowadays, biodiesel oil, which can be in the form of fatty acid methyl ester (FAME) or fatty acid ethyl ester (FAEE), is another type of liquid biomass fuel that is widely produced and used worldwide, including in Thailand. Biodiesel oil, a renewable fuel, is obtained from a range of sources, including both edible and non-edible plant oils, as well as animal