... , peanut shell, Cotton branches, weeds etc.), forest waste(trees, bark, tree root, leaves, wood shavings, sawdust etc.) etc, as raw material ... the best material for the burner, of course, it can also use the biomass pellets directly.3. There is no CO2, SO2 ... could be made full use with maximum limit.7. The heat efficiency can reach up to 95%, temperature can reach to 800-1200 ...