Lead levels in Canadian water 'exceed safe limit' in a third of cases.

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Poll of the Day » Lead levels in Canadian water 'exceed safe limit' in a third of cases.
Lokarin
11/04/2019
09:03 PM
#4
Our safe limit is 5ppb, whereas America's is 15ppb... some areas are higher, but I wonder what percentage is in that middle zone
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Poll of the Day » Lead levels in Canadian water 'exceed safe limit' in a third of cases.