from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The radical, .O-OH, formed by removing a hydrogen atom from hydrogen peroxide, or by protonating the superoxide ion
Sorry, no etymologies found.
Now smog is basically a “slow burn,” with the “burning” mediated by what are called free radicals, in this case hydroxyl (HO), and peroxyl, the simplest being hydroperoxyl (HOO).
In the smog equations, the first place this happened was when we included the reaction of the hydroperoxyl radical, HOO, with itself.
 Uric acid and ascorbate are both strong reducing agents (electron-donors): uric acid scavenges oxygen radicals, singlet oxygen, oxo-haem oxidants and hydroperoxyl radicals.
Oxidizing species include singlet oxygen, hydroperoxide, hydroxyl, monatomic oxygen, and hydroperoxyl (OH
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