air
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Summary
air is a gas[1]. air draws 8,824 Wikipedia views per month (gas category, ranking #2 of 4).[2]
Key Facts
- Instance of: mixture[3], chemical substance[4]
- Subclass of: gas[5], mixture[6], gaseous environmental material[7]
- Has use: lifting gas[8], combustion[9]
- Commons category: Air[10]
- Has part(s): dioxygen[11], dinitrogen[12], carbon dioxide[13], water vapor[14], argon[15], methane[16]
- Topic's main category: Category:Air[17]
- Refractive index: 1.00026825[18]
- Described by source: Otto's encyclopedia[19], Brockhaus and Efron Encyclopedic Dictionary[20], Small Brockhaus and Efron Encyclopedic Dictionary[21], The New Student's Reference Work[22], Meyers Konversations-Lexikon, 4th edition (1885–1890)[23]
- Stack Exchange tag: https://physics.stackexchange.com/tags/air[24], https://engineering.stackexchange.com/tags/air[25]
- Has characteristic: atmospheric pressure[26], air temperature[27], humidity[28]
- Equivalent class: http://purl.obolibrary.org/obo/ENVO_00002005[29]
- Different from: aria[30], air[31]
- Thermal conductivity: 0.026 watt per metre kelvin[32]
- Dynamic viscosity: 18.5 micropascal second[33]
Body
Influence
Things named for air include United States Navy SEALs[34], a special forces[35], in United States[36], founded in 1962[37], headquartered in Naval Amphibious Base Coronado[38]; Airbnb[39], a business[40], in United States[41], founded in 2008[42], headquartered in New York City[43]; iPhone Air[44], a smartphone model[45]; The Squaire[46], an office building[47], in Germany[48], founded in 2011[49]; and Aircash[50], an organization[51], in Croatia[52], founded in 2015[53].
Why It Matters
air has Wikipedia articles in 26 language editions, a strong signal of global cultural recognition.[54] air is known by 26 alternative names across languages and contexts.[55]
Entities named for air include United States Navy SEALs[34], a special forces[35], in United States[36], founded in 1962[37], headquartered in Naval Amphibious Base Coronado[38]; Airbnb[39], a business[40], in United States[41], founded in 2008[42], headquartered in New York City[43]; iPhone Air[44], a smartphone model[45]; The Squaire[46], an office building[47], in Germany[48], founded in 2011[49]; and Aircash[50], an organization[51], in Croatia[52], founded in 2015[53].