A plastic tire was announced by Good year last week. According to Goodyear, it had some advantages over tires of syn thetic or natural rubber. Unlike synthetic rubber (itself a soft plastic), the new tread does not readily become overheated on the road. Unlike natural rubber, it does not deteriorate in sunlight.
The new tire material is an elastic vinyl plastic called Plioflex, which Good year had already found good for many other uses, including a garden hose which is much lighter than rubber-and-fabric, shoe uppers that need no polishing and can be cleaned with a damp cloth, heels, raincoats, draperies, etc....
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