gasworks

thumb|250px|Municipal gasworks in Poznań that produced coal gas between 1856 and 1973. Currently used for distribution of [[natural gas.]] thumb|250px|Disused gasworks that has become a Gas Works Park|public park located at in [[Seattle, Washington.]] A gasworks or gas house is fundamentally a scalable (by output quantity) flammable Gas Producer/generator whose size depends on the scale of the gas distribution system it supports.

Coal-based town gas production was generally displaced by petroleum-based gas and natural gas. However, Great Britain continued her use of coal-based town gas until the North Sea natural gas discoveries in the 1960s and 1970s. Many of these have been made redundant in the developed world by the use of natural gas, though they are still used for storage space.