Heavy metals:
Contamination occurs in heavy metals in all environmental media (plants and animals, water, air and human) as a result of modern industries have identified global and local specifications (6) methods of estimating mineral elements colored food. One of the most important elements remind Lead (Pb) And Alarsen (AS) And cadmium (Cd) The Mercury (Hg) And Alnha o cu) ) And others.
The chemical pollution few common although it is very dangerous and often have contamination between foods and container preservatives.
Heavy metal poisoning:
As well as in Germany occurred in Canned Foods store of zinc has been deprived by the law as well as the water is susceptible to contamination aluminized or chemical phenol or lead. There are many examples of this example, in England and Wales got food disasters due to chemical contamination of fruit tart with zinc containers conservation.
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poisoning