Green leafy vegetables irrigated with wastewater may contain high levels of toxic heavy metals

Green leafy vegetables irrigated with wastewater may contain high levels of toxic heavy metals
(Natural News) A study published in the IOSR Journal of Environmental Science, Toxicology and Food Technology showed that irrigating agricultural fields and green leafy vegetables  with wastewater may result in potentially hazardous buildup of heavy metals including copper (Cu), lead (Pb) and zinc (Zn), as well as nickel (Ni), chromium (Cr) and cadmium (Cd). “On the survey…
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