http://www.time.com/time/world/article/0,8599,2078355,00.html

The active component is codeine, a widely sold over-the-counter painkiller that is not toxic on its own.
But to produce krokodil, whose medical name is desomorphine, addicts mix it with ingredients including gasoline, paint thinner, hydrochloric acid, iodine and red phosphorous, which they scrape from the striking pads on matchboxes.

more proof that nothing good comes from russia..