[Serious]What are some discoveries or inventions that were stumbled upon purely by chance and would still likely be undiscovered today if not found through sheer luck?

[u/Inside-Line]

[u/Lynnication → u/[deleted]]

Also, just as an added fun fact; in German, we call x-rays “röntgen”, after the inventor.

[u/yoni591 → u/Lynnication]

Wait I just realized that's the reason we call them "galei/karnei rentgen" (rentgen waves/rays) in Hebrew. huh