Thailand is an agricultural country with several agro-industrial by-products that can be processed into fuels. Although producing ethanol from agro-industrial by-products is an interesting option. the process of distilling ethanol from fermented agricultural products requires a high temperature to increase the ethanol concentration from 10% to 95%. In this research. https://safeersappliancers.shop/product-category/neff-j1ace4hn0b-n50-7-function-electric-built-under-double-oven/