Codeine, hydrocodone, oxycodone, buprenorphine, fentanyl: Ranking the strength of opioids - Washington Post

http://ift.tt/2iyaKZr

Carfentanil aerosolized into a gas is suspected of being the weapon that Russians used to subdue Chechen terrorists who seized a Moscow theater and threatened to blow it up in 2002.
via IFTTT