- firedamp content
- содержание метана (в рудничной атмосфере)
Большой англо-русский и русско-английский словарь. 2001.
Большой англо-русский и русско-английский словарь. 2001.
Davy lamp — (drawing) Davy lamp (photo) … Wikipedia
South Yorkshire Coalfield — The South Yorkshire Coalfield is defined by a triangle lying between Barnsley, Doncaster and Sheffield, though a few mines within the coalfield lie outside this area. It is part of the larger Midland coal field which stretches from Nottingham in… … Wikipedia
methane — /meth ayn/; Brit. /mee thayn/, n. Chem. a colorless, odorless, flammable gas, CH4, the main constituent of marsh gas and the firedamp of coal mines, obtained commercially from natural gas: the first member of the methane, or alkane, series of… … Universalium
Humphry Davy — Sir Humphry Davy, Bt Portrait by Henry Howard, 1803 Born … Wikipedia
Hydrogen sulfide — Systematic name … Wikipedia
Coal mining — Men leaving a UK colliery at the close of a shift Surface coal mining in Wyo … Wikipedia
Atherton, Greater Manchester — Coordinates: 53°31′23″N 2°29′42″W / 53.523°N 2.495°W / 53.523; 2.495 … Wikipedia
Amélie Rives Troubetzkoy — ( Amélie Louise Rives ; 1863 ndash;1945), Princess, was an American novelist and poetess. A goddaughter of Robert E. Lee and a granddaughter of the engineer and senator William Cabell Rives, Amélie Rives married John Armstrong Chanler (an heir to … Wikipedia
Blackdamp — (also known as stythe or choke damp) is an asphyxiant, reducing the available oxygen content of air to a level incapable of sustaining human or animal life. It is not a single gas but a mixture of unbreathable gasses left after oxygen is removed… … Wikipedia
technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… … Universalium
Minden Coalfield — This spoil tip (the Schwarzer Hucken i.e. the Black Back ) in Bölhorst, for a long time recalled mining in the area The Minden Coalfield (German: Mindener Revier) is located in the norther Wiehen foothills near the German town of Minden. Here,… … Wikipedia