Air is a general term which can mean, among others:
1. The mixture of gases that make up the atmosphere ; 78% nitrogen and 21% oxygen with the balance consisting of smaller amounts of gases including argon, carbon dioxide, neon, helium, and other gases required for breathing;
AIR HANDLING UNIT (AHU): For purposes of this document refers to equipment that includes a blower or fan, heating and/or cooling coils, and related equipment such as controls, condensate drain pans, and air filters. Does not include ductwork, registers or grilles, or boilers and chillers.
AIR PASSAGES: Openings through or within walls, through floors and ceilings, and around chimney flues and plumbing chases, that permit air to move out of the conditioned spaces of the building.
Air waves - a sound wave that travels through the air at approximately 330 m/s and can be generated and recorded during seismic surveying. Air waves are a type of coherent noise.
Indoor air pollutants - Particles and dust, fibers, mists, bioaerosols, and gases or vapors.
Airbeds are now designed to look like the familiar mattress/boxspring combination, with an air-filled core providing the support instead of an innerspring unit or foam core. These designs also offer a range of feels and typically are adjustable to suit individual sleeper's needs.
Ref: 120634/2006-09-21
Other Database Pages Exist for this Phrase:
Carbon dioxide (A Carbon Dioxide is Burning fossil fuels releases. ..)
Related Articles to the term 'Air' | |
| 'Air Handling Unit' at environment-database.eu | ■■■■■■■■■■ |
| An Air Handling Unit is Equipment that includes a fan or blower, heating and/or Cooling coils, regulator . . . Read More | |
| 'Insulation' | ■■■■■■■■ |
| Insulation means a building insulation, added to buildings for comfort and energy efficiency or acoustic . . . Read More | |
| 'Air Filtration' at environment-database.eu | ■■■■■■ |
| Air Filtration: Air filtration is the process of removing particles, contaminants, and pollutants from . . . Read More | |
| 'furnace' | ■■■■■■ |
| Furnace: The furnace is the most important component of a central heating system. . . . Read More | |
| 'Airways' at environment-database.eu | ■■■■■ |
| Airways are all passageways of the respiratory tract from mouth or nares down to and including respiratory . . . Read More | |
| 'Indoor Air Pollutant' at environment-database.eu | ■■■■■ |
| Indoor Air Pollutant: An INDOOR AIR POLLUTANT is Particles and dust, fibers, mists, bioaerosols, and . . . Read More | |
| 'Indoor air pollution' at environment-database.eu | ■■■■■ |
| Deutsch: Innenraumluftverschmutzung / Español: Contaminación del aire interior / Português: Poluição . . . Read More | |
| 'Air handler' | ■■■■■ |
| Air handler means an air moving and/or mixing unit. A blower, Coil, expansion device, heater rack and . . . Read More | |
| 'Heat pump' | ■■■■■ |
| Heat pump (as used in geothermal industry) in which the refrigerant exchanges heat in a heat exchanger . . . Read More | |
| 'Barrier' | ■■■■■ |
| Barrier: A barrier or barricade is a physical structure which blocks or impedes something. . . . Read More | |