Oxygen was discovered in 1773. How did our ancestors breathe before then? Posted onMay 18, 2026 by slickboy in Funny Quotes 💾 Save Image Commentary:Can't believe they spent so many years holding their breath! ๐๐จ Related funny posts ๐ค Why do coffee beans smell so good, and coffee breath is like bleh? How are they running out of oxygen if theyโre breathing it right back into the submarine? Whoever invented the gender reveal party needs to be launched into the sun. Youโre an atheist? Well, I donโt believe you. See how you like it. I believe in you. I also believe in Bigfoot so donโt get too excited.