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Question added by Alex Al Yazouri, General Manager, Al Mushref Cooperative Society - 9 years ago

Acidity in water is caused due to 1: Mineral acids 2: Iron sulphate 3: Aluminium sulphate 4: All the above.

MEP

Environmental

Civil Engineering

Project Management

Business Development

Answers:
12
Followers:
15
Views:
27
Vote Count:
3

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