Canada to start testing some wastewater for polio 'as soon as possible'
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After new reports of polio cases abroad, and virus samples in the wastewater of several other developed countries, Canada intends to start testing wastewater from a number of cities «as soon as possible,» CBC News has learned.Canada to start testing some wastewater for polio 'as soon as possible'
After new reports of polio cases abroad, and virus samples in the wastewater of several other developed countries, Canada intends to start testing wastewater from a number of cities «as soon as possible,» CBC News has learned. Read more