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#environmental science
Every article tagged “environmental science”.
2 articles
Environmental Science
Boiling concentrates fluoride rather than removing it. What actually takes it out is a metal oxide surface
Fluoride and arsenic in Indian groundwater pass straight through boiling, chlorination and every candle filter, because they are dissolved ions rather than particles or microbes. Here is what removes them, why arsenic must be oxidised first, and where 'nano' genuinely helps rather than merely appearing on the box.
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Environmental Science
How a water treatment plant cleans water
Turning river water into safe drinking water is a sequence of deliberate steps, each removing something the previous one could not. Here is what happens between the intake and the tap, and why the order matters.
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