... . The awareness of using Eco friendly & Non conventional Bio coal / Bio fuel is increasing day to day due to the ... stalks, cotton stalks, rape stalks, peanut plants, sunflower stalks, bamboo sawdust, bagasse , wood chips, rice husk, coffee husk, coir pith, ... 12%3. Put the material into feed let of briquette machine4. Produce the briquette stick from biomass material without any additive4. Carbonized ...