Aye i have a question, help me right quick please??? 2.5 billion years ago breathing was invented, what were people doing before they learned how to breath. and who taught them??
(i am trippin XD)

Dang, Never thought of it like that XD i have no idea

Well breathing was “invented” 2.5 million years ago according to the internet, but what they meant was 2.5 million years ago was when they think oxygen breathing life came to be. so the second that life began, they started breathing and that’s why it says that

CDC regulation:

factories cannot dispose of anything containing mercury near a water systems

children must be vaccinated before entering school

CDC enforcement:

educate people and organizations about health regulations

evaluate effectiveness of health care services

monitor workplaces to see if they are following safety procedures

make sure food producers and suppliers are following food safety regulations

I hoped this helped :)))