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Article: Breathe easy: one teen's science project helped pass a law to protect people from invisible danger.(LIFE SCIENTIFIC METHOD)(Otana Jakpor's research on air purifiers)
- Article from:
- Science World
- Article date:
- September 15, 2008
- Author:
CopyrightCOPYRIGHT 2008 Scholastic, 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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WINNING SCIENCE PROJECT GUIDE
True or false: An air purifier can help you breathe easier. You might think the answer is a no-brainer, especially since advertisers claim that these machines improve air quality. But California teen Otana Jakpor suspected that instead of helping, some air purifiers might leave people gasping for breath.
Not all air purifiers raise a red flag. Some simply filter particles from the air. But others produce ozone, a highly reactive gas. Manufacturers of these devices say that the ozone cleans air by reacting with and removing harmful particles, although research doesn't support all of their ...