On a seemingly typical day in Semarang, Indonesia, a few train passengers have started to feel nauseous. Others nearby are saying they cannot breathe. Five have fainted. One is not responding. A few minutes in, a miniature car wheezes by them, followed by a group of people dressed in full astronaut-like orange suits. They’re looking for bombs.
This is what a fictional chemical terrorist attack simulation exercise looks like.
“The threat of…