The phrase "air extracts" is correct and usable in written English.
It can be used in contexts related to the extraction of air samples or components from the atmosphere for analysis or processing.
Example: "The laboratory specializes in air extracts to monitor environmental pollution levels."
Alternatives: "air samples" or "atmospheric extracts".
The walls and ceiling usually contain concealed light and sound equipment and air extracts or inlets and may be highly decorated.
In the 1920s it was discovered that, in the absence of air, extracts of muscle catalyze the formation of lactate from glucose and that the same intermediate compounds formed in the fermentation of grain are produced by muscle.
Possible sources of estrogenic activity in the ambient air extracts include PAH, PCBs, N-PAHs, and OC pesticides.
The CBMN test will be performed in accordance with the original method by Fenech 57 on human A549 cells treated in vitro with air extracts.
The complex mixture that constitutes the gas-and particulate-phase air extracts could be activating any or all of these mechanisms.
Soil, dust, and air extracts effectively reduced serum total thyroxine (T4) with similar dose-response relationships, despite the significantly different TCDD toxic equivalent (TEQ) values of these three extracts.
One alternative technique which offers an adequate combination of IAQ and acceptable energy saving is the introduction of energy recovery systems using air extracted from air-conditioned premises.
The records are derived from high-precision measurements of PFCs in air extracted from polar firn or ice at six sites (DE08, DE08-2, DSSW20K, EDML, NEEM and South Pole) and air archive tanks and atmospheric air sampled from both hemispheres.
The histories were derived from atmospheric measurements made at stations in the AGAGE Advanced Global Atmospheric Gases Experimentt) global network, archived air samples and air extracted from polar firn or ice in both hemispheres.
Dr David Etheridge, a principal research scientist at Australia's CSIRO, told me: "We know [levels of CO2 in the atmosphere] from the air extracted directly from ice cores and we can go back to about 800,000 years ago.
Petrenko, V., Andrew M. Smith, Gordon W. Brailsford, Katja Riedel, Quan Hua, David C. Lowe, J. P. Severinghaus, Vladimir Levchenko, Tony Bromley, Rowena Moss et al. "A New Method for Analyzing 14C of Methane in Ancient Air Extracted from Glacial Ice". Radiocarbon 50, no. 1 (2008): 53-73.
