Kerosene is a cheap fuel and it burns efficiently, which is why kerosene heaters are popular as space heaters in the US and even a source of primary home heat in Japan. But they smell bad and they pose serious fire hazards if they aren’t constructed, maintained or operated properly. They should have a low center of gravity, for instance, so they are unlikely to top over. To find out more, read our new article on kerosene heater inspection.