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Lead lingering in drinking water demands leadership

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There’s no absolutely “safe" level of lead in drinking water.

That’s according to both the World Health Organization and Health Canada, although the latter has set the acceptable upper limit at a maximum five parts per billion.

The federal guideline on lead in drinking water has been sharply lowered over the years, most recently last March, when it was halved.

Lead’s impact on the human body is frightening. The nervous, digestive, cardiovascular, reproductive and renal systems, along with the brain, can all be extensively damaged, at any age, by lead exposure, which can be cumulative.

Young children and pregnant women are particularly at risk,........

© The Guardian