WTHRTV in Indianapolis conducted an aquarium test to show the dramatic difference between ionization and photoelectric smoke alarms. Inspired by a similar demonstration by the World Fire Safety Foundation, investigative reporter Bob Segall shows why smoke alarms with photoelectric technology are a much better option for detecting slowburning smoky fires, which kill hundreds of people in homes and apartments each year. This news report first aired on WTHRTV July 30, 2007. » Watch more WTHR 13News:Watch Live and OnDemand Videos on WTHR | Indianapolis, Indiana | wthr.com

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