... 1/3 heat No Pollution Straw Biomass Gasification Stove(1). Using the biomass as the fuel , ... ignition , large volume of fire . (3). The stove has the function of warm keeping and heat insulation ,decrease ... , increase the thermal efficiency .(4). The stove is made of stainless steel , the base of ... let-out , no pollution . Comparing with the normal stove , can save 60% of energy . Show the character ...