Science · Environmental Science
What is the process of 'chlorination' in water treatment?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Mixing ammonia and chlorine to increase mineral content
- 2Passing chlorine gas to separate heavy metals
- 3Removing chlorine completely from drinking water
- 4Adding a small amount of chlorine to contaminated water to kill germs✓
Correct answer
Adding a small amount of chlorine to contaminated water to kill germs
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