Smoke rises from behind a building in Jobar, Damascus. Most of the 100,000-plus killed since early 2011 have died by what could be described as more conventional means: including aerial bombardment, shelling and sniper fire. Photograph: Msallam Abd Albaset/Reuters

Almost lost in the debate over the now confirmed use of chemical weapons in Damascus last month is the fact that only a fraction of Syria’s war dead h(...)