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Guardian: Water utilities in some of the largest cities in the US that collectively serve some 12 million people have used tests that downplay the amount of lead contamination found in drinking water for more than a decade, a Guardian analysis of testing protocols reveals.
In the tests, utilities ask customers who sample their home’s water for lead to remove the faucet’s aerator screen and to flush lines hours before tests, potentially flushing out detectable lead contamination. The distorted tests, condemned......
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Water utilities serving American cities use tests downplay contamination
Posted by Guardian: Jessica Glenza and Oliver Milman on March 6th, 2016
Posted in Water Conservation