Because the gas plant raw materials for crop stalks, wood waste, the residue of edible fungi, animal feces of cattle and sheep and all flammable material, is a inexhaustible of renewable resources.

• 由于植物燃气产生的原料为农作物秸秆、林木废弃物、食用菌渣、牛羊畜粪及一切可燃性物质，是一种取之不尽，用之不竭的再生资源。