wide variety of chemical and biological systems, including the formation of plastics, the ageing of paints, the combustion of fuels and in the human body. In living organisms, the levels of free radicals and other ‘reactive species’ are controlled by a complex web of antioxidant defences, which minimize (but do not completely prevent) oxidative damage to biomolecules. Introduction Free radicals can be generated in a wide variety of chemical and biological systems, including the formation of plastics…
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