NOx is an
irritant gas, which at high concentrations causes inflammation of the airways of the respiratory system.
Nitrogen dioxide is an
irritant gas which in high concentrations can cause inflammation of the airways.
The passengers were sprayed with an
irritant gas around 11am on Monday at the check-in counters in Terminal 1, Bild reported.
Nitrogen dioxide is an
irritant gas which, if the concentration is high enough, can cause inflammation of the airways.
"Chlorine is an
irritant gas so if concentrated it can be very uncomfortable and potentially fatal if there is a lot of it."
Containers of the chemical Perkadox, used in the resin-making process, overheated after an industrial freezer broke down and clouds of
irritant gas escaped.