a : the substance through which radio waves travel b : a radio or television broadcast went on the air 8 : an air-conditioning system turn on the air 9 : the height achieved in performing a maneuver in the air a snowboarder catching big air air 2 of 2 verb 1 : to place ...
SECTION 1: Identification of the substance/mixture and of the company/undertaking 1.1. Product identifier Mixture identification Trade name: AIR SUMMER 1.2. Relevant identified uses of the substance or mixture and uses advised against Recommended use:Air freshener for environments.Professional use (...
mixture in the direction of lean-combustion operation of the otto engines during the operation of the a laminating means is provided, wherein said air - / force substance mixture controller comprises:Operation controller before the direction of the control of the operation of a laminating means;...
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...
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
the substance through which radio waves travel a radio or television broadcast went on the air an air-conditioning system turn on the air the height achieved in performing a maneuver in the air a snowboarder catching big air air2 of 2verb ...
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...
Oxygen is not a compound, but a diatomic molecule, and carbon dioxide is a compound.In summary, air is a mixture of several gases, with the majority being nitrogen and the rest being oxygen, argon, and carbon dioxide. It is not a heterogeneous mixture, nor is it a pure substance or a...
The invisible gaseous substance surrounding the earth, a mixture mainly of oxygen and nitrogen. Atmosphere An atmosphere (from the greek words ἀτμός (atmos), meaning 'vapour', and σφαῖρα (sphaira), meaning 'ball' or 'sphere') is a layer or a set of layers of gases...
Such a process is carbon steel corrosion under the action of atmospheric oxygen at ambient temperatures, which is transformed first into ferrous oxide (FeO) and then in a more stable substance, ferric oxide (Fe2O3). Also, living organisms consume oxygen in the atmosphere, at room temperature ...