2021-04-03, 01:34
The Ionizer in Your School May Not Do Much to Fight Covid
Manufacturers say the devices remove 99 percent of viruses. Researchers say such claims are unproven, and cheaper air filters are more effective.
https://www.wired.com/story/ionizer-scho...ight-covid
Manufacturers say the devices remove 99 percent of viruses. Researchers say such claims are unproven, and cheaper air filters are more effective.
https://www.wired.com/story/ionizer-scho...ight-covid