Science: Wing Anti-Icer

After decades of experiment in many quarters, a simple, practical method of preventing ice formations on plane wings was announced this week by Consolidated Vultee Aircraft Corp. Heat from exhaust gases does the trick. Said Chairman Tom Girdler: "The Catalina long-range patrol bombers have been in production several months equipped with the radically new thermal anti-icer." He gave credit to the National Advisory Committee for Aeronautics for the original idea and part of its development.

Most effective and widely used device now is a deicer: B. F. Goodrich's "rubber-boot"—a rubber strip fastened...

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