Biomass briquettes Wikipedia
Briquette made by a Ruf briquetter out of hay Straw or hay briquettes Ogatan, Japanese charcoal briquettes made from sawdust briquettes (Ogalite). Quick Grill Briquette made from coconut shell. Biomass briquettes are a biofuel substitute made of biodegradable green waste with lower emissions of greenhouses gases and carbon dioxide then traditional fuel sources.