The Ancient Egyptians used to use elephant dung as a contraceptive

Apparently. It has spermicidal properties, it said on Radio 4.

― gatinhaaa, Thursday, 3 May 2007 18:16 (eighteen years ago)

It must have worked, as there are no more Ancient Egyptians!

― naus, Friday, 4 May 2007 05:14 (eighteen years ago)