3 ms·
well, if the contaminants are in the air, business have two choices: either fully hermetic spaces with air filtration, or every single place will have now to sh
by gcb0 8y ago
well, if the contaminants are in the air, business have two choices: either fully hermetic spaces with air filtration, or every single place will have now to show the warning, because of the air inside.
- daveFNbuck 8y agoAre there businesses that don't have to show the warning?