... , it can be used as fuel with high energy.What is straw charcoal?A green fuel with high energy, which raw material is ... straw, stalk, bark, industry waste, ect, crushed & pressed.The feature of end product, straw charcoal ... dust can be used as fertilizerApplication area of charcoal: (the market of straw charcoal)can replace firewood, raw coal, liquefied gas, ...