avgas

• av-gas

A blend of aviation +‎ gasoline.

• (UK) IPA^(key): /ˈævˌɡæs/

avgas (countable and uncountable, plural avgases or avgasses)

1. (aviation) Gasoline fuel for piston-engined aircraft.

   Synonyms: 100LL, 94UL

   Hypernyms: petrol, gasoline, gas (especially North America)

   Coordinate terms: mogas, autogas; avtur, jet fuel

   • 1988, Kas Thomas, Fuel and oil systems: basic and advanced light plane maintenance:

     Cylinder cracks are nothing new, however, and there is no reason to expect autogas-burning engines to have a higher incidence of head cracking than avgas-users

   • 1994, Michael J. Kroes with Thomas W. Wild, Aircraft powerplants:

     In the area of autogas volatility, a Reid vapor pressure of 9.0 to 15 is very common, compared to the vapor pressure of avgas, which is 5.5 to 7

   • 2006, Aircraft Owners and Pilots Association, The AOPA pilot: voice of general aviation, volume 49:

     Autogas can be obtained for a fraction of the cost of avgas, but its use is not without controversy.

av- +‎ gas

avgas c

1. (often in the plural) exhaust gas, exhaust

   höga halter av avgaser i luften

   high levels of exhaust fumes in the air

• avgasrening
• avgasrör

• avgas in Svensk ordbok (SO)
• avgas in Svenska Akademiens ordlista (SAOL)

• svaga