acoustic environment
[EN 12792:2003, 5]: characteristics of a room that determine the qualities of sound therein, relative to hearing.
Continue reading →main-glossary
acoustic technique
[AIVC, Air infiltration and ventilation glossary, 1992]:a method of detecting cracks in a building where leakage may occur. A steady source of high-pitched sound is placed within the building and a microphone is used outside the building as a detector. … Continue reading →
adaptation (perceived air quality)
[EN 16798-1:2019, 3.3]sensory adaptation to perceived air quality (odour), which occurs during the first 15 min exposure to bio effluents.
Continue reading →adapted person (occupant)
[ISO 16814:2008, 3.3]:person who has occupied a space for a sufficient period of time to become adapted to the odours in a space.
Continue reading →adventitious opening (also known as unintentional opening & fortuitous leakage)
[AIVC, Air infiltration and ventilation glossary, 1992]:an opening within the building envelope which, in terms of ventilation, is unintentional, for example, cracks around doors and windows.
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