The Paint and Surface Coating Industries: Paint, Surface Coating and the Environment
Every wall, every car--almost every object we come in contact with--has some sort of paint or surface coating. With the growth and sophistication of the paint and surface coating industries have come environmental and health concerns. Most of thes...
Chemical Treatment Technologies: Ozonation
Traditionally, chlorine has been used as a disinfectant to kill viruses and bacteria in drinking water. However, chlorine has the disadvantage of reacting with organics in the water, producing potentially carcinogenic by-products. Ozonation, an ox...
The Semiconductor and Electronics Industry: Microchips, CFC's and the Ozone Layer
Because electronics manufacturing is set in sterile surroundings and requires the use of delicate components, it may be hard to imagine that is has global environmental consequences. But the industry's dependence on chlorofluorocarbons, or CFC's, ...
Physical Treatment Technologies: Waste and Emissions Standards
In the past, when the waste load was light, nature's ways of purifying itself were sufficient. However, the amount of waste generated by contemporary society has overburdened these restorative powers. As a result, regulations now control the quant...
Dealing with Climate Change
Scientist and climate change expert Michael Oppenheimer expresses optimism about global efforts to come to grips with environmental problems.