Chromium found in drinking water causes cancer. It just gets harder and harder to maintain a toxin-free environment. More from the report:Oh man, this’ll give you the heebeegeebees. Reuters reports that
Environmentalists, who have been fighting for decades for tighter limits on how much chromium can be present in drinking water, said the findings offered a basis for such restrictions.
High doses of chromium 6 given to rats and mice in drinking water caused malignant tumors, the two-year study by the NIH's National Toxicology Program or NTP found.
"In the rats we saw oral cavity tumors," said Michelle Hooth, who worked on the report. "In the mice we saw tumors in the small intestine."