An inventor is claiming to have made pills that make farts smell like chocolate [news.com.au] and lily of the valley instead of the usual foul stench which would make an onion cry. Christian Poincheval, 69, said he got the idea while “at a table with friends after a copious meal when we nearly asphyxiated ourselves. The pills are technically "dietary supplements" made from natural ingredients. There is also a powdered version available for dogs. In the world of bodyhacks surely this must win.