As a result of the pollution of water quality, what sewage already became human health is invisible killer, and water pollution can cause the following and main disease.

Cancer: Science considers to discover, cancer is harmful material is in inside and outside of human body cell is humoral the medium harm that be accumulated for a long time and creates cellular organization, cause acute aggravation thereby; And of cancer cell diffusing also is to carry a cell humoral will undertake.

Calculous: Hepatic function of the person is an all sorts of nourishment decompose synthesis, turn the body into indispensible nutrient, carry a heart by blood, pass blood-vessel to carry nutrient the vital organs of the human body and cell by the heart again. The kidney is screen pack, from the body departmental the blood that come back, mixing a lot of trash and impurity. Among them one part impurity can be accumulated inside body, accumulate over a long period can cause all sorts of calculous disease.

Heart head blood-vessel is sclerotic: Long-term and drinkable not clean water, some contaminant are with respect to meeting precipitation on hemal wall, quickened sclerosis of heart head blood-vessel. The disease such as thrombus of hypertensive, heart disease, head and long-term and drinkable not clean water is concerned.

Fluorine is toxic: Long-term and drinkable tall fluorine water can be brought about toxic, excessive absorbs in bone " fluorine " can make the calcium in skeleton qualitative by displacement, create human body character loose with bate, make person hunch, still can lose labor ability badly.

The disease of digestion: Coliform organisms -- infection of department of make water of gastroenteritis, diarrhoea, secrete, cholecystitis; Salmonella -- typhoid fever, paratyphoid; Go bacterium of congratulate family name -- the disease such as bacterial sex dysentery; Haemolysis sex is streptococcic -- haemolysis sex is icteric ill;

Exceed the disease that grammage metal causes: Lead -- disease of nephrosis, neuralgic, leprosy; Arsenic -- neuritis, virulent poisoning dies even etc; Cadmium -- skeleton is out of shape, pathological changes of lumbar backache, toxic, erythrocyte; Phosphor -- organic phosphor difficulty of toxic, breath; Mercuric -- nerve is toxic disease, spirit disorder, mad, convulsion and even death; Chromic -- the kidney is chronic and toxic, cause kidney function disorder, cancer.
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