chromium
kroh mee uhm
- n a hard brittle multivalent metallic element; resistant to corrosion and tarnishing
- Columbia's Professor Colin Garfield Fink, who gave Industry a chromium-plated shield against rust, last week took out a patent for a tungsten-plated shield.
- The difference, he says, "is that ingested chromium-6 encounters hydrochloric acid in the stomach's gastric juices, and is converted to chromium-3, which is innocuous.
- Number of people potentially affected: 2,600,000 Type of pollutant: Hexavalent chromium and other metals Source of pollution: Chromite mines and processing If you .