Biology, 30.09.2021 22:30 nuckols

Pharmaceuticals, pesticides, and heavy metals are found in drinking water in many towns and cities. Which additional step of biotechnology could cities use to remove these substances before wastewater is released? - Ozonation of wastewater
- UV radiation treatment
- Chlorination before release
- Biological nutrient removal

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Pharmaceuticals, pesticides, and heavy metals are found in drinking water in many towns and cities....