3. Colloidal impurities if associated with organic matter having bacterias becomes the chief source of ? hardness epidemic alkalinity bad taste
Question
- Colloidal impurities if associated with organic matter having bacterias becomes the chief source of ? hardness
epidemic
alkalinity
bad taste
Solution
The correct answer is "epidemic". Colloidal impurities, when associated with organic matter containing bacteria, can become a primary source of disease outbreaks or epidemics. This is because bacteria can cause various diseases, and when they are present in water or other substances that people consume, they can spread these diseases.
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