My tests with my meter don't imply that is correct. Almost immediately on recirc... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		Mistletoe on May 8, 2019 \| parent \| context \| favorite \| on: Is Conference Room Air Making Us Dumber? My tests with my meter don't imply that is correct. Almost immediately on recirculate the PPM goes up and stays there.

graeme on May 8, 2019 [–]

This is almost certainly correct. An unventilated space as small as a car will increase within 30-60 seconds, based on my testing of small indoor rooms.

jtms on May 8, 2019 | [–]

Wow I wonder if anyone has done a study on any correlation between cabin CO2 levels and driver safety?

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact