The combustion of coal is thought to be

См. также в других словарях:

• coal — coalless, adj. /kohl/, n. 1. a black or dark brown combustible mineral substance consisting of carbonized vegetable matter, used as a fuel. Cf. anthracite, bituminous coal, lignite. 2. a piece of glowing, charred, or burned wood or other… …   Universalium

• Coal gas — Towngas redirects here. For the company in Hong Kong trading as Towngas , see The Hong Kong and China Gas Company Limited. See also: Coal gasification and Coal seam gas Coal gas (also town gas and illumination gas) is a flammable gaseous… …   Wikipedia

• Combustion — This article is about the process of burning. For combustion without external ignition, see spontaneous combustion. For the engine used in mobile propulsion, see internal combustion engine. For the visible part of a fire, see flame. Burning… …   Wikipedia

• Internal combustion engine — The internal combustion engine is an engine in which the combustion of a fuel (normally a fossil fuel) occurs with an oxidizer (usually air) in a combustion chamber. In an internal combustion engine, the expansion of the high temperature and high …   Wikipedia

• Economic history of the United Kingdom — The economic history of the United Kingdom deals with the history of the economy of the United Kingdom from the creation of the Kingdom of Great Britain on May 1st, 1707,[1] with the political union of the Kingdom of England and the Kingdom of… …   Wikipedia

• Mercury regulation in the United States — is a set of laws and regulations limiting the maximum concentrations of mercury (Hg) that is permitted in air, water, soil, food and drugs. These laws and regulations are promulgated by U.S. Federal Agencies such as the Environmental Protection… …   Wikipedia

• Spontaneous human combustion — (SHC) refers to the belief that the human body sometimes burns without an external source of ignition. There is much speculation and controversy regarding SHC, for it is an unproven natural phenomenon.Possible explanationsMany theories and… …   Wikipedia

• Energy use and conservation in the United Kingdom — For Government policy, see Energy policy of the United Kingdom Energy use and conservation in the United Kingdom has been receiving increased attention over recent years. Key factors behind this are the UK Government s commitment to reducing… …   Wikipedia

• Carbon dioxide in the Earth's atmosphere — Carbon dioxide forms approximately 0.04% of the Earth s atmosphere. It is essential to photosynthesis in plants and other photoautotrophs, and is also a prominent greenhouse gas due to its radiative forcing strength.ConcentrationAs of November… …   Wikipedia

• History of the automobile — Vehicles that can be considered automobiles were demonstrated as early as 1769; although that date is disputed, 1806 marked the introduction of fuel gas powered internal combustion engines and 1885 marked the introduction of gasoline powered… …   Wikipedia

• History of the steam engine — This article primarily deals with the history of the reciprocating type steam engine. The parallel development of turbine type engines is described in the steam turbine article. The history of the steam engine stretches back as far as the first… …   Wikipedia