What happens when we exhale carbon dioxide ?

Carbon Dioutside.

NASA's Perseverance rover on Mars has successfully tested a device that can convert carbon dioxide (98% of Mar's atmosphere) into oxygen and carbon monoxide.

Sounds like a great idea, until all the Martians start dying from carbon monoxide poisoning.

My dad died in front of me

Before he died, he scribbled me a note. They were his last words. I decided not to open it till I was ready. A year later, I opened it and this is what is said, "You are stepping on my oxygen line".

Edit: Holy macaroni with a side of O2, thank you so much for 190 votes!!!

Edit 2: My, m...

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