... from agro-wates for cooking and supplying heating energy JXQ-Series Downdraft Biomass Gasifier For Cooking And HeatingDue ... agro-straw and agro-wastes, such as corn straw, wood shavings, corn core, peanut husker, rice husker etc ... it takes 8-12 minutes to boil 4.5kg water same as the natural gas. 3. Feeding ... device to guarantee the tar content, ash content, water content in the gas clean and good. 5. ...