| http://www.w3.org/ns/prov#value | - er tap samples collected between 2008 to 2014.Lead is especially harmful to pregnant women, children under six-years-old and infants drinking formula made from tap water.Water service pipes were commonly made of lead prior to the mid-1950s and continued to be used to solder pipes before 1990.Councillor Janet Davis says the city began the process of replacing the pipes years ago but that plan was s
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