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'Arsenic level in water not above permissible value' | Lahore | thenews ...
www.thenews.com.pk
Assistant Professor Industrial Biotechnology National University of Sciences and Technology (NUST) Dr Najam-us-Sahar, when asked about the values approaching the permissible limit, said if there was a pattern of high values in the locality identifiable through a range of values proven through lab results, ...
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