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Longueuil water: What you need to know - Yahoo News ...
ca.news.yahoo.com
McGill University professor Ronald Gehr says the average person would have to drink a significant amount of straight diesel to have serious ...
What 2 decades of data tell us about Montreal's crumbling water mains ...
www.cbc.ca
There are many reasons why pipes break, according to Ronald Gehr, an associate professor of civil engineering at McGill University. Gehr lists ...
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