David Mansfield photo | The opium resin, also called raw opi… | Flickr
Black Tar "Sopium" | World Seed Supply
Opium - Wikipedia
An Afghan farmer youth collects resin from poppies on a opium poppy field in Bati Kot district of Nangarhar province, east of Kabul, Afghanistan, Tuesday, April 24, 2007. NATO said Wednesday that it has withdrawn a radio message telling Afghan farmers ...