Ukraine conflict: Russian shelling blamed for corrosive gas leak
The ammonia leak has been contained but prompted a warning residents should stay indoors. …
In the air, it is invisible but has a distinct unpleasant smell, and in high concentrations is both and irritant and corrosive. It can cause pain and burns to the airway and injuries to the eyes. However, it is lighter than air, so does not remain on the ground as long as some other dangerous gases do.