Details
- Contamination of industrialdrainage.
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- Contamination of agricultural drainage.
- Wrong behaviors and lay waste and residues in water.
- River transport and tourists' tankers.
- The use of chlorine in water purification;
which contains chlorinated hydrocarbons,
which may cause cancer.
- The use of aluminum sulfate during the water treatment process;
which leads to a rich water of aluminum, which is deposited in the
human body,causing a lot of diseases such as Alzheimer's.
- Reservoirs and uncaring behavior of sterilizing it.
- Wear out of houses' water networks.
- Public water networks and the lack of following-up maintenance.
-Thefts from the water network.