chemical attack

South Korean firefighters wearing protective gear take care of  a mock victim during an exercise against a possible terrorist attack in Seoul, South Korea.

  © Ahn Young-joon/AP

South Korean firefighters wearing protective gear take care of a mock victim during an exercise against a possible terrorist attack in Seoul, South Korea.

Israeli soldiers from the army's Home Front Command wearing chemical warfare suits carry a dummy of an injured man as they take part in a defence drill simulating a chemical missile attack in the central Israeli city of Beit Shemesh, on October 2 2013.

Menahem Kahana/AFP

Israeli soldiers in chemical warfare suits carry a dummy during a simulated chemical missile attack in the central Israeli city of Beit Shemesh, on Wednesday.