On average, we inhale 20 lbs of air per day. This is greater by weight than the food or water we consume in a day. We should be paying a lot more attention to air quality.
replies(4):
Of course "not food" is mostly fine.
Many places will have different rates for raw food, prepared to go / delivery, and prepared for on-site consumption.
https://www.cpapracticeadvisor.com/2024/08/26/109453/109453/