Although the present various countries. As well as the stop using fuel for cars with lead, but the problem.Status of lead poisoning on health is still extensive problem worldwide. Because the lead was used in various industry such as manufacturing paint and ink production battery production of circuit boards.Electronic computer on radio or TV, which is the use of lead metal or lead โลหะผสมของ many volatilisation can be as simple as welding in such circuits and also lead poisoning problems are also caused by human activities. Such as defects in the release of the waste from the factory or mine lead, which break a contamination to the environment.In soil, water, air and food. The poisoning of lead (lead poisoning) to the community in บริเวณใกล้เคียง.
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