Naphtha or white gas, a volatile flammable liquid hydrocarbon mixture used in wick type lighters
The Pen Huo Qi（Chinese: 噴火器; Pinyin: pen huo qi, "spray fire device"） is a double-piston pump naphtha flamethrower used in 919 CE in China, during the Five Dynasties and Ten Kingdoms period.
These include Naphtha, Liquefied Petroleum Gas, Motor Gasoline, Industrial Diesel/Automotive Diesel Oil, Sulphur and Asphalt.