Air
The term ‘air’ refers to the mixture of gases that surrounds the Earth. It is invisible, odourless and tasteless and mainly comprises nitrogen (78%), oxygen (21%) and traces of other gases such as carbon dioxide, neon, argon, helium, methane and hydrogen, as well as water vapour.
Types of air referred to in the built environment include:
Other articles about air on Designing Buildings include:
- Air brick.
- Air change rate.
- Air conditioning.
- Air entrainment.
- Air filtration.
- Air infiltration.
- Air pollution.
- Air Quality Taskforce.
- Air quality.
- Air rights.
- Air source heat pumps.
- Airspace.
- Air temperature.
- Air tightness.
- Air-supported structure.
- Argon.
- Carbon dioxide.
- Carbon monoxide.
- Clean Air Act.
- Clean Air Zone.
- Compressed air plant.
- HVAC.
- Hydrogen.
- Indoor air quality.
- Indoor air velocity.
- Methane.
- Nitrogen.
- Ozone.
- Radon.
- Underfloor air distribution.
- Water vapour.
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