Health and pollution control professionals and the general public need to develop a more
complete understanding of the health effects of ozone (O3) because: 1) we have been …

Ozone (O3) is a controversial gas because, owing to its potent oxidant properties, it exerts
damaging effects on the respiratory tract and yet it has been used for four decades as a …

A simple method is suggested for calculating the time it takes ozone to traverse a biological
region, such as a bilayer or a cell, and comparing this time to the halflife of ozone within that …

Until the middle of the present century, urban populations in the United Kingdom suffered
major health problems from air pollution, due principally to the burning of coal for domestic …

B REATHING oxygen is, it seems, hazardous to your health. Although the element is
indisputably necessary for life, many of the biochemical reactions in which it participates …

We exposed rats of different ages (weights approximately 45-300 g) to 0.7 ppm O3 for 1-5
days. At 5 days lungs of O3-exposed rats had higher activity of Cu, Zn superoxide dismutase …

Ozone (O 3) is an air pollutant produced by sunlight-driven reactions involving the oxides of
nitrogen and volatile organic compounds. The population of many large metropolitan areas …

The role of ozone on earth is controversial, as in the stratosphere it is protective against
excessive ultra violet irradiation, and in the troposphere it is toxic for animals and plants. The …

Gerschman first proposed that the initial event of oxygen poisoning may be the generation of
toxic free radicals (28). This has led to a recent focus on free radicals generated from oxygen …

As discussed in Chapter 1, around three billion years ago, life on Earth consisted of
anaerobic microbes subsisting on the energy provided by cycles of electron transfer …