Science: Freeze-Dried Food

Dehydrated foods, never much admired, may be headed for kitchen fame. This week Dr. A. Copson of Raytheon Manufacturing Co. showed dried shrimp, lobster tails, strawberries, etc. that actually taste fresher than many fresh ones.

A Raytheon dried shrimp is no shriveled, leathery remnant. It is nearly as big as a fresh peeled shrimp and made of a strange, brittle material with the consistency of popcorn or puffed cereal. Taken out of an airtight plastic envelope, it smells like raw shrimp, and its color is about the same. When one of these brittle ghosts is dropped into tepid water, it softens quickly...

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