Monowitz gas plant	Birkenau crematoria

1. Over 50 tons of coal per day was burned at the gas generating plant (1) to release methane gas to produce synthetic oil. 2. Had coal storage yards and 80 meter (260ft) long coal piles (2) besides rail lines (3) to ensure steady coal supply. 3. Had a 70 meter (230 ft) long conveyor belt (4).

1. 40 tons of coal/day, at 30 kg (66 lbs) of coal/body, would have been needed to cremate 1,400 bodies a day. 2. Had no coal piles or storage yards next to the rail lines (1) or in yards (2) next to cremation buildings (3) 3. Had no coal transportation system of any kind.