RT @AranetIoT: Do you ever feel anxious, sleepy and unable to concentrate? This could be due to increased CO2 level. Advocate for fresh air… 0 atbildes

Toms Briņķis
(15.05.2019 18:11:20)
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RT @AranetIoT: Do you ever feel anxious, sleepy and unable to concentrate? This could be due to increased CO2 level. Advocate for fresh air…