In this instructable i will be showing you the steps i used to build my wood/biomass gasifier. it was really a fun project and i would encourage anyone serious about preparedness to build one.. A wood/biomass gasifier can be the solution to this problem, and there is a great step-by-step tutorial on building your own gasifier. if you re-purpose metal scraps and improvise, this can be a fun, low-cost build.. A wood gasifier is a small scale refinery that turns wood from your own property into free motor fuel in minutes. the fuel is called “wood gas” and you can use it to make off grid electric power, run farm equipment, heating, hot water and more.. Working principle of wood chips gasification power plant Wood chips pyrolysis gasifier furnace for combustible gas ...