The invention relates to an analysis device for monitoring the quality of a gaseous substance or substance mixture, particularly air. Said analysis device comprises a sampling unit (1) and a sample analysis unit (2) connected downstream therefrom. The sampling unit (1...
:the substance through which radio waves travel b :a radio or television broadcast went on theair 8 :an air-conditioning system turn on theair 9 :the height achieved in performing a maneuver in the air a snowboarder catching bigair
4. Resembling or evocative of air, especially: a. Having little or no substance; thin or immaterial: an airy apparition. b. Light or delicate: an airy dress. 5. Speculative, impractical, or vacuous: airy notions of human perfectibility. 6. Haughty or affected: dismissed us with an airy...
Direct inoculation of a substance into the trachea. Ankle–brachial index A non-invasive marker of the presence of peripheral arterial disease, estimated using the ratio of lower-extremity to upper-extremity blood pressure. Rights and permissions Reprints and permissions About this article Cite this ...
1. a mixture of nitrogen, oxygen, and minute amounts of other gases that surrounds the earth and forms its atmosphere. 2. a stir in the atmosphere; a light breeze. 3. overhead space; sky. 4. circulation; publication; publicity: to give air to one's theories. 5. general character or...
Particulate matter (PM) consists of a mixture of solid particles as well as liquid droplets suspended in the air. PM 2.5 can penetrate deep into the respiratory system and enter the bloodstream, posing significant health risks. Natural dust does not contribute to PM. How many of the given sta...
Although this substance is highly toxic it means that mercury is effectively removed from the flue gas. and can consequently be removed from the CO2 stream. The oxyfuel combustion variant shows no NOx emissions from gas fired power plants equipped with CO2 capture. This est...
The meaning of AIR is the mixture of invisible odorless tasteless gases (such as nitrogen and oxygen) that surrounds the earth; also : the equivalent mix of gases on another celestial object (such as a planet). How to use air in a sentence. Synonym Discu
It reduces NOx emissions considerably, especially N2O, which is regarded as the most O3 depleting substance and a type of greenhouse gases over 300 times more potent than CO2. Besides automobiles, the three-way catalytic convertor is also used on electrical generator, motocycles, etc. Sign in ...
Finally, "air" has a specific, scientific meaning. "Air" ismatter, a substance of which all physical objects are composed. Anything and everything you can touch, taste, or smell consists of matter: air is matter that has mass and takes up space. ...