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The dangers of radon gas
Homeowners are being warned to test for radon gas. Dr. Nicola Mercer has more on the danger it poses. Subscribe to CTV News to watch more videos: https://www.youtube.com/ctvnews Connect with CTV News: For live updates and latest headlines visit: http://www.ctvnews.ca/ For breaking news, fast, download the CTV News App: https://www.ctvnews.ca ...
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