This study revealed that fresh road salt particles were significant chloride contributors, accounting for 80-100% of nitryl chloride (ClNOâ‚‚) in the air, a chemical that increases ozone production.
One pathway for the production of active chlorine is the photolysis of nitryl chloride into chlorine and nitrogen dioxide by sunlight. On page 324 of this issue, Osthoff and colleagues 1 report ...