The Internet may now be the most powerful, single source of information in the world, and with an estimated 200 million computers in homes by 2000, the ability to send and receive virtually any type of data will be almost infinite. Unfortunately, besides fascinating educational information the Internet is also crammed with pornography and other material inappropriate for children. Parents need advice on how to place controls over their kids' access to adult websites and to protect them from the bad influences and the criminal elements thriving on the net.

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This invaluable volume, the third in the series Air Pollution Reviews, addresses particular questions relating to air pollution and its effect on health. It deals with the impact of nasal disease on lung exposure, how pollutants are distributed within the lung, and the uncertainties with regard to defining the dose to the lung. It takes a tangential look at the lung dose by exploring the possibility of obtaining clues from occupational medicine.Toxicologically, the book examines the possible methodology for exploring how particles and their toxicity can be investigated, and looks into the...

Histological techniques form the basis of many areas of research, yet they can often be poorly understood. Aimed at postgraduate students and those at an early stage of their career, this title provides a detailed and comprehensive introduction to histological techniques. With detailed images and slides, this book provides a unique overview of the area while providing the reader with a guide to how to use and incorporate histological techniques within their own research. Written by experts working within the field, this book is an essential handbook for anyone wanting to learn more about...