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By Science News
Since “most pleural abnormalities don’t actually interfere with lung function,” the statement that dangerous asbestos exposures extended beyond the workplace in Libby, Mont., must be considered an opinion or assumption, not something confirmed by scientific studies. The heading for the article could just as well have ended “may only be a minor problem.”
Bud Marchette
Pebble Beach, Calif.
Nelson Marans
Silver Spring, Md.