Bioethanol is an ethanol as the result of fermentation from biomass by helping of microorganism.
The raw material for bioethanol production was sugary ingredients, starchy and fibrous
Many reseaches have been done to make bioethanol from raw material such as cassava, sweet potato, sago, corn, molasses/drops and other wastes (banana weevil and cassava’s bark), such as made by Nurdyastuti [2] and Solikhin [1].