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First, the concept: "waste oil" is that people in life for all kinds of bad oil collectively
Second, the harmful effects of waste oil:
1, "waste oil" will lead to indigestion, headaches and other symptoms. Because in the refining, "waste oil" process, resulting in toxicity to the human body to heavy material, such as "of arsenic."
2, "waste oil" will result in diarrhea. As containing a large number of bacteria, fungi and other harmful microorganisms.
3, "waste oil" will lead to intense abdominal pain, anemia and other symptoms. As "waste oil" contain a large amount of metallic lead.
4, "waste oil" can lead to stomach cancer, colon cancer. Since there are aflatoxin and benzopyrene, both toxins are carcinogens.
Third, the identification of waste oil:
1, see. See transparency, pure vegetable oil appear to be transparent;
2, Wen. Each oil has its own distinctive smell;
2, taste. Sour, bitter taste of oil coke fail, smell the oil may be the waste oil;
4, asked. Asked the merchant purchase channels.