Arizona Testing Gas Chambers For Capital Punishment Using Zyklon B, Documents Show
Since the death penalty was introduced to the US in 1608, various methods have evolved in an attempt to enact the sentence in the most "humane" way possible. Hanging, firing squads, and the electric chair all made appearances throughout history, but lethal injection quickly became the only remaining method in most states with capital punishment. However, as pharmaceutical companies became reluctant to sell lethal doses of drugs for the death penalty and anesthetic supply dwindled, some states have turned to more classical forms of punishment. On May 14 this year, governors in South Ca...
Source: iflscience.com
