Unhappy History News Today : Breaking News, Live Updates & Top Stories | Vimarsana

The first execution using nitrogen gas in the US has put the spotlight on the country's use of capital punishment. During Nitrogen hypoxia, the inmate breathes pure Nitrogen through a respirator mask and the breathing is replaced with pure Nitrogen.

United statesKenneth eugene smithJeff hoodSteve marshallClayton lockettKenneth smithUnited nationsAmerican medical associationAmerican veterinary medical associationEugene smithNitrogen hypoxiaAlabama attorney general steve marshallReverend jeffUnhappy historyAmerican boardNitrogen execution