How a toxic chromium species could form in drinking water

The water crisis in Flint, Michigan, brought much-needed attention to the problem of potentially toxic metals being released from drinking water distribution pipes when water chemistry changes. Now, researchers reporting ...

Filtering out toxic chromium from water

Hexavalent chromium continues to contaminate water sources around the world, with one US company fined just this February for putting employees at risk. Hexavalent chromium is considered to be extremely toxic, especially ...

Just how resilient are biofilms?

Biofilms hold promise for generating electricity and removing contamination from groundwater, but they also threaten many industrial processes and human health. As the environment changes in which these biofilms thrive, it ...

Antioxidants protect cells from harmful water contaminant

Antioxidants such as vitamin C could help reduce harmful effects from hexavalent chromium, according to a new study performed with human cells. The contaminant, which is often produced by industrial processes, was featured ...

Widespread groundwater contamination risk from chromium

When Erin Brockovich sued a major utility company in the 1990s for contaminating drinking water with hexavalent chromium, a toxic and carcinogenic metal, national attention turned to California. Now researchers have determined ...

Is underground transit worse for your health?

According to the U.S. Census Bureau, nearly 90 percent of the 4.5 million workers in the Los Angeles area spend an average of 60 minutes each day commuting on a roadway or railway. When USC researchers from the Viterbi School ...

Hexavalent chromium in well water can come from natural sources

Last year, water quality officials in North Carolina detected potentially harmful levels of hexavalent chromium, a carcinogen, in drinking-water wells near coal plants in the state. Given the typical, elevated levels of chromium ...

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