chlorine meter Books

  • Deep Trouble: The Hidden Threat of Groundwater Pollution

    A Global Sampler of Groundwater PollutionIndia's Central Pollution Control Board surveyed 22 major industrial zones in the late-1990s and found that groundwater in every one of them was unfit for drinking. (p. 32)In the northern Chinese provinces of Beijing, Tianjin, Hebei, and Shandong, nitrate concentrations in groundwater exceeded the health ...

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