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Rossen: Some smoke detectors may not go off in time

Source: NBCNews.com: Top videos
Tags: detectors, msnbc video, rossen

A scientist at Texas A&M University says he has discovered that one of the most popular kinds of smoke detectors may not protect your family in a fire, because it's not sensitive enough to go off in time for you to escape your burning house. NBC's Jeff Rossen investigates. (TODAY)

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http://video.today.msnbc.msn.com/today/49269880/

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