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A comment on The Cuboid: A DIY air purifier that's better than a box fan. Parent comment

Re:The Cuboid: A DIY air purifier that's better than a box fan by Netcob on Friday February 26, 2021 @04:53PM (#26280296)
Look up the air quality in your area. If it's bad, an air purifier is probably a good idea for your long-term lung health.

If you leave your windows open for longer periods of time, then an air purifier might be ineffective.

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