Palm oil waste is a by-product of oil palm production that is not included in the main product in the form of fiber or compost. BIS contains crude protein 16.07%, crude fiber 21.30%, dry matter 91.30%, ash 3.71%, crude fat 8.23%, Ca 0.27%. So far, BIS is only used as fertilizer, fish feed, and also a mixture of planting media. But its utilization is not optimal. An appropriate technology is nee…