of chlorine and little droplets of sea spray are constantly being released into the atmosphere. Globally this amounts to a flux of 10 3 –10 4 Tg of salt per year, of which about half is chlorine.
While brands such as Vicks have promoted the benefits of gel-based nasal sprays, the study revealed that a saline liquid-based spray – a mix of salt and water – may be equally if not more ...