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A comment on The health benefits of better air. Parent comment

Re:The health benefits of better air by sputr on Wednesday April 28, 2021 @06:38AM (#26967844)
Where did you get a cheap meter and what do you consider cheap :D?
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Re:The health benefits of better air by tda on Wednesday April 28, 2021 @11:09PM (#26976993)
It's a pms5003 which I bought for €12 from aliexpress
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