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No, COVID-19 Preventive Face Masks Don't Trap Carbon Dioxide
A Congress MLA, who also holds an MBBS, recently claimed that masks shouldn't be worn for long durations as people inhale the exhaled CO2
Explained: How the MIT-Harvard Face Mask Detects COVID-19 in 90 Mins
The researchers had been working on the tech much before the pandemic and later used it to innovate around diagnostics
