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TWC 2.04 – Recap and Glossary

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Recap and Glossary   Untreated water can contain high levels of undissolved solids. When these solids are small enough, they can make the water turbid (cloudy). Turbidity is caused by colloids in water. Colloids are suspended solids. Colloids are held in suspension by an arrangement of positive and negatively charged ions that adsorb onto their […]

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