Alabama became the first state to carry out executions with nitrogen gas when three inmates were put to death using the method last year. The method involves placing a respirator gas mask over the ...

Alabama became the first state to carry out executions with nitrogen gas when three inmates were put to death using the ...

reactions to NBC attacks, how to take care of and use a gas mask, how to don Mission-Oriented Protective Posture gear, the process for decontamination, and other facts relating to NBC warfare ...