Engineering and Workshop Technology

                                                Charcoal making Aim  :-                Making charcoal with the help of biomass. Requirments :-  Tin barrel , tin pipe , match box,  B io waste (5 kg) ,wheat power (500 gm) Procedure :-  W e take a tin barrel and we make holes   on tin barrel at the part of side surface at middle we put holes after that we put  bio waste in the barrel . We burn the bio waste in the barrel slowly slowly and we    cover the barrel with the help of  tin plate and put the tin pipe at the upper surface at the cap surface .We burn it for three hours  after extinguish fire we remove the charcoal in it and after some times we make a powder of charcoal and put atta for stickyness for giving shape also .we mix charcoal and aata  .And we put it in sunlight After then we give it shape like a ball,cube etc and do packing . Observation :-  1)When we burn it we should keep tin plate because if we not keep it ,  it will be burn fastly  2)  When we burn