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Discover LudwigThe phrase "air changes" is correct and usable in written English.
It is typically used in contexts related to ventilation, air quality, or environmental science to refer to the number of times air is replaced in a given space over a specific period.
Example: "The building's ventilation system is designed to achieve a minimum of five air changes per hour to ensure adequate indoor air quality."
Alternatives: "air exchanges" or "ventilation changes".
Exact(52)
Air flow rates through room filters must be equivalent to several air changes per hour in order to achieve substantial control of airborne particulate matter [ 4].
We have to alter things depending on how the air changes".
When something like this happens in your home, and you're telling a story about your home, the air changes".
"They walk into a room, and the air changes, and this one, in our lifetimes, above all".
When you encounter a bond of this sort between musicians operating at full capacity, the air changes slightly in the room.
The number of air changes per hour ranged from 3.2 to 58 ACH.
Similar(8)
In addition to the on-air changes, two top NPR executives who helped develop the program have left the organization.
On-air changes since Jackson's arrival have included the dropping of evening DJ Bam Bam and morning presenter James Cannon, replaced by Virgin Radio DJ Greg Burns.
Listeners will not be affected by the internal restructuring, as there are no on-air changes planned.
Earlier this month the executive reported back, saying any alterations to the current arrangement would require on-air changes.
We constantly run sensors through over-the-air changes alongside a series of diagnostics to help isolate any issues that pop up.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com