Anyone who went to high school in the 70s and 80s learned in biology class that carbon dioxide can be poisonous to the body if inhaled for long periods of time.
https://safechat.com/post/3136699890297177742
https://safechat.com/post/3136699890297177742
Anyone who went to high school in the 70s and 80s learned in biology class that carbon dioxide can be poisonous to the body if inhaled for long periods of time.
https://safechat.com/post/3136699890297177742
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