Diseases of the digestive system. Caused by microbes such as viruses, bacteria in the waste residues on the surface will be the breeding of rats. Mosquito cockroach and fly, which is also the leading carrier such as diarrhea disease pathology of various diseases, as well as the invisible creatures, including germs such as cholera and dysentery infections thaifoi by these germs into their body. By eating to both direct and indirect, for example, to get the toxic contamination from food or from a tool rack, including toxins that accumulate in the food chain in meat and vegetable crops, in which these substances are accumulated in digestive tract. From eating food and water or to hand, which affect the health of our people.
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