While the human body secretes multiple enzymes to protect itself from these effects, under high pressure the production of these highly reactive species overwhelms a cell's ability to protect itself, destroying the cell.
Solomon says that hydrochloric acid latches onto the surface of the smoke particles and reacts with other molecules to produce molecular chlorine, which is broken down in sunlight to highly reactive 'ozone-eating' chlorine ions.
Using this assessment, infants deemed 'reactive' at four months of age were more likely to be shy as toddlers, socially inhibited as children, and anxious as adolescents.