this post was submitted on 21 Nov 2023
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Air Cleaners Don’t Stop You Getting Sick, Research Shows (www.uea.ac.uk)
submitted 1 year ago by shreddy_scientist@lemmy.ml to c/science@lemmy.ml
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Air filtration systems do not reduce the risk of picking up viral infections, according to new research from the University of East Anglia.

A new study published today reveals that technologies designed to make social interactions safer in indoor spaces are not effective in the real world.

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[–] treefrog@lemm.ee 2 points 1 year ago (1 children)

Ahhh.. I checked the size but thought microns and nanometers were interchangeable terms. Thanks for the correction.

[–] shreddy_scientist@lemmy.ml 2 points 11 months ago* (last edited 11 months ago)

I was taught μm stands for micrometers, which are 1,000 times smaller than millimeters. Nanometers(nm) are 1,000 times smaller than micrometers(μm), which means nanometers are CRAZY small!