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Article: Air and Water Purification, Security Issues
- Article from:
- Encyclopedia of Espionage, Intelligence, andSecurity
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CopyrightCOPYRIGHT 2004 The Gale Group Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Air and Water Purification, Security Issues
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BRIAN HOYLE
Both water and air are particularly vulnerable to contamination by some bacteria and protozoa, and by their toxic products. Chemicals can also be dispersed in water and by