Biomass boilers Forming solid biomass fuels (referred to as biomass fuels, commonly known as: Wood, straw, coal), is the use of new technologies and specialized equipment will crop straw, wood chips, sawdust, peanut shell, corn cob, rice straw, rice husk, straw bran, branch leaves, hay and other modern compression molded carbon clean fuel, biomass fuel sources extensively, is an inexhaustible renewable energy, biomass burn rate of 96%, 4% ash can be recycled and the remaining K to achieve a "straw - Fuel - fertilizer" in circulation.