[HowToLou] got back to basics instead, with his simple wood-fired water heater design ... thanks to a fire burning away in the barrel stove of [Lou’s] own construction. For an input water ...

The rocket stove was able to effortlessly heat 80 liters of water to 70°C in a little over an hour using a few scraps of wood. The metalworking skills of [Little Aussie Rockets] are also on full ...