en

2nd family

1

Terminological databases

Metroloogia terminibaas

ID 1156601 Last modified 16.03.2026
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Domain Standardisation - Metrology
  • gaas, mille Wobbe'i indeks on vahemikus 41,3 MJ ∙ m-3 kuni 57,9 MJ ∙ m-3 vastavalt standardile EN 437 seotuna kogukütteväärtusega
  • gas having a Wobbe index between: 41,3 MJ ∙ m-3 and 57,9 MJ ∙ m-3 according to EN 437 related on gross calorific value
teise perekonna gaas
Usage examples
  • Teise perekonna gaas ehk maagaas on mitmekülgne fossiilkütus, mis koosneb peamiselt metaanist, mis on miljonite aastate jooksul moodustunud maetud orgaanilisest ainest. Seda gaasi kasutatakse laialdaselt elektri tootmiseks, tööstusprotsessides ja elamute kütmiseks/toiduvalmistamiseks, kuna see põleb puhtamalt kui kivisüsi või nafta. Kuid maagaasi kaevandamine ja transport võivad aga vabastada metaani, mis on tugev kasvuhoonegaas.
maagaas
metaan
2nd family
Usage examples
  • 2nd family or natural gas is a versatile fossil fuel primarily composed of methane, formed over millions of years from buried organic matter. It is widely used for electricity generation, industrial processes, and residential heating/cooking because it burns cleaner than coal or oil. However, its extraction and transport can release methane, a potent greenhouse gas.
methane

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