And the reason for this, it turned out, after two or three years' work, was that in the skin we have huge stores not of nitric oxide, because nitric oxide is a gas, and it's released -- (Poof!) -- and in a few seconds it's away, but it can be turned into these forms of nitric oxide -- nitrate, NO3; nitrite, NO2; nitrosothiols.
Nakon dvije ili tri godine rada, ispostavilo se da u koži imamo ogromne zalihe - ne dušikovog oksida, jer on je plin, i pušten... puf!... nema ga za par sekundi, ali može se pretvoriti u  oblike dušikovog oksida: nitrate (NO3), nitrite (NO2), nitrozotiole.