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WebPigments. Our history began with the manufacturing of historic pigments in 1977. Since then, we added quite a variety of historic, modern and synthetic pigments, as well as a large number of natural dyes and vegetable color paints. Sort by. WebThe Process. Drinking water treatment uses a combination of six distinct treatment processes: Pre-chlorination: This step adds chlorine to water at the beginning of treatment in order to kill any bacteria that are present and prevent further biological growth. Aeration: This step adds oxygen to water in order to neutralize (through the chemical ... little book of investingcommonsense
8 Steps In the Water Treatment Process - Civiconcepts
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