One of the important problems in today's water from the water is not pure. The contamination of things. Caused by humans and honesty that lived around any water. The impact on water resources
.Most of the groundwater contamination, that is, heavy metal, such as aluminum, cadmium, lead, mercury, copper, zinc all over, and the heavy metal, although these are: low volume, it สามารถก่อให้เกิด toxicity.
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