air-free

См. также в других словарях:

• Air-free technique — Air free techniques refer to a range of manipulations in the chemistry laboratory for the handling of compounds that are air sensitive. These techniques prevent the compounds from reacting with components of air, usually water and oxygen; less… …   Wikipedia

• free-to-air — ˌfree to ˈair adjective TELECOMMUNICATIONS free to air television or television programmes do not cost extra money to watch: • Free to air satellite TV services will give the PC TV tuner market a huge boost over the coming years. * * * free to… …   Financial and business terms

• Air sensitive — is a term used, particularly in chemistry, to denote compounds that react with air; typically with atmospheric oxygen (O2) or atmospheric water (H2O), although reactions with the other constituents of air such as carbon monoxide (CO), carbon… …   Wikipedia

• free — [[t]fri͟ː[/t]] ♦ freer, freest, frees, freeing, freed 1) ADJ If something is free, you can have it or use it without paying for it. free of charge → see charge The seminars are free, with lunch provided. ...a free brochure with details of gift… …   English dictionary

• free — I (New American Roget s College Thesaurus) adj. at liberty, unrestrained; exempt; gratuitous, free of charge; lavish, profuse. v. t. unfetter, release; rid [of] (see ejection). See freedom, exemption, nonpayment, liberality. II (Roget s IV) modif …   English dictionary for students

• free — Synonyms and related words: abandoned, able, above, absolve, accessible, acquit, adrift, affranchise, afloat, afoot and lighthearted, allowed, amnesty, approachable, arbitrary, artless, as a gift, as our guest, at large, at leisure, at liberty,… …   Moby Thesaurus

• Free 4 All — Infobox Television show name = Free 4 All format = Game show runtime = 30 minutes per episode creator = Stone Stanley Productions starring = Mark L. Walberg country = USA network = USA Network first aired = June 27, 1994 last aired = November 4,… …   Wikipedia

• free atmosphere — the part of the atmosphere that lies above the frictional influence of the earth s surface. Also called free air. * * * free atmosphere, the region that includes all of the atmosphere except a layer of about a mile thick next to the surface of… …   Useful english dictionary

• Free-to-air — (FTA) television (TV) and radio broadcasts are sent unencrypted and may be received via any suitable receiver: Free to view (FTV) is, generally, available without subscription but is digitally encoded and may be restricted geographically. Neither …   Wikipedia

• Free flight (air traffic control) — Free flight is a developing air traffic control method that uses no centralized control (e.g. air traffic controllers). Instead, parts of airspace are reserved dynamically and automatically in a distributed way using computer communication to… …   Wikipedia

• Free-to-view — (FTV) is a term used in the United Kingdom for certain television channels on the Sky Digital satellite platform which require a working VideoGuard receiver and viewing card to decrypt the signals, but do not require any form of continual… …   Wikipedia