The Environmental Protection Agency on Tuesday recommended that utilities nationwide test drinking water for hexavalent chromium. , issued to state water agencies and public water system managers, ...

Hexavalent chromium, Cr(VI), has traditionally been used as a pigment for paints and plastics, with both Chromium Yellow (PbCrO 4) and Chromium Red (PbCrO 4 •Pb(OH) 2) extensively applied in the U.S.

The following summarizes key provisions of the Hexavalent Chromium (CrVI) standards potentially affecting the selection and use of respiratory protection for CrVI exposures in the workplace. Where ...

Chromium (Cr) species can occur in a number of oxidation states, but – Cr(III) and Cr(VI) – the trivalent and hexavalent oxidation states are the most common in the environment. The chemistry and ...

Add Yahoo as a preferred source to see more of our stories on Google. AUSTIN (KXAN) — A new report from the advocacy nonprofit Environmental Working Group (EWG) claims to have found arsenic, nitrate ...

The exposure-response for hexavalent chromium (Cr(VI))-induced lung cancer among workers of the Painesville Ohio chromate production facility has been used internationally for quantitative risk ...

A new study which combines measurements from nearly 1,400 drinking water wells across North Carolina estimates that more than half of the wells in the state's Piedmont region contain levels of ...

What was once a natural source of water has become a place that Palaweños stay away from. Residents worry that a nickel mine’s plan to expand would contaminate other waterways. This story was produced ...