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The document outlines efforts by P. P. Burks to eliminate or control FC-143, a fluorocarbon surfactant supplied by 3M Company, due to its reported embryotoxic effects, detailing successful thermal treatment methods that removed detectable levels of FC-143 from Teflon and Kevlar yarns, while further investigations into the causes of packing failures and alternative removal methods are ongoing.
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1981 |
AR226-1653
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MMjd6OJvyr0Kbm6wjkYG6QoO9 |
2 |