... can replace wood briquettes, coal, natral gas, liquefied gas and so on. The final production of straw charcoal making ... cooking, heating furnace, hot water boiler, drying stove, industrial boiler,and straw charcoal is the lastest environmental protective, clean,renewable fuel ... slag, branches, leaves, wood chips, sawdust, hay, discarded bags, and all the wastes that may be press into fuel. Technical ...