> to find something supporting what you said read the username, I am not OP, and did not make the claim. A simple search of "hypoxia from excess CO2" brought

> to find something supporting what you said read the username, I am not OP, and did not make the claim. A simple search of "hypoxia from excess CO2" brought up https://en.wikipedia.org/wiki/Hypercapnia https://en.wikipedia.org/wiki/Hypercapnia, which also support the claims. Please, for the love of god, learn to google properly: http://www.catb.org/esr/faqs/smart-questions.html http://www.catb.org/esr/faqs/smart-questions.html