Paper Open Access 0hwkdqhjdvsurgxfwlrqiurpdpl[Wxuhrifrzpdqxuh ...
fmiarifan Abstract. Biomass is valuable alternative energy worldwide as a substitute for fossil fuels can be converted into various forms of usable energy such as heat, steam, electricity, biogas, and liquid transportation biofuels. Cabbage waste, tofu liquid waste, cow dung and chicken manure is