Lamarca said, re jellyfish: "they have a toxic sting that can cause some people to go into anaphylactic shock, even when dead." Er...if it were me, I'd think my primary concern would be with being dead. Sorry, sorry sorry...

There was a write-up of a case in which someone in a military dining facility thought the little packet of dessicant in the beans was flavoring, and mixed it in. There were no illnesses reported - the meal was just a bit crunchier than expected.