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What You Don't Know...: Toxic Substances in the Home
01:30

What You Don't Know...: Toxic Substances in the Home

The one place most people feel free of environmental hazards is their home. And yet it is estimated that there are 50 to 75,000 chemicals conceal in
Subject: home
Transcript: [narrator:] the one place most people feel free of environmental hazards is their home, and yet it's estimated that there are anywhere from 50 to 75