RT @CleanAirClassrm@twitter.activitypub.actor

Why carry a #CO2monitor ?
Know your risk
If you have one
Help log data on this #CleanAirMap

Find out where #SaferAir is
Help others too
Who want to know about well ventilated venues
To reduce risk

#ClinicallyVulnerable
#PreventLongCovid https://twitter.com/theRavenApp/status/1547272615118643200

🐦🔗: https://twitter.com/CleanAirClassrm/status/1624906346138050560

@DrZoeHyde

Boost boost boost

This why I walk round with a C02 meter contributing to the Raven #CleanAirMap