Biodiesel Production Line factory Biology derv net on March 31 dispatch: derv machine original petrifaction derv is put clean, add pour biology diesel oil, all mechanical one-time stir up trouble are successful. Disappeared in vent-pipe before black smoke, what also do not hear place of petrifaction derv combustion to bring is pungent odour, the spot can smell only a faint scent when stir-frying with vegetable oil. Yesterday, committee of science and technology of prosperous smooth area held agriculture machinery of derv of biology of a “ to use demonstrative promotion meeting ” , in Yi Weike cling to car, agricultural undertook biology derv combustion experiments on dynamo of tractor, derv and machine of crawler rotary tillage. Current, ou Yanshou presses down Chang Ping to had been on environmental sanitation car take the lead in using biology derv to replace petrifaction derv to make fuel.