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How safe is tuna?

Federal regulators and the tuna industry fail to warn consumers about the true health hazards of an American favorite


Published December 13, 2005

SERIES: TRIBUNE INVESTIGATION: THE MERCURY MENACE Last of three parts. In the fall of 1970, a chemistry professor in upstate New York reached into his pantry, grabbed a can of tuna and, on a hunch, tested it for mercury. What he found stunned him: levels of the toxic metal far above U.S. safety limits. Embarrassed regulators immediately did their own testing, which confirmed the professor's results. To view the rest of this article, please visit www.chicagotribune.com.