One of the common queries about air purifiers is whether it's safe to have them running all the time, to be specific, 24/7.
Looking at it from a mechanical point of view, it's not a problem for the majority of air https://purifierpost.com/the-pros-and-cons-of-leaving-an-air-purifier-on-24-7/
Can I Leave My Air Purifier On All The Time?
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