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The article focuses on the inventions by millionaire Karl Kroyer of Denmark. It mentions several works of Kroyer including one on knitwear bathing suits, one on candymaking, and one on bicycle rim linings. It relates how Kroyer invented a highway surface called Synopal, which sprang from a plea of a Danish asphaltmaker, using a synthetic stone in crystallized gas form.

The article offers information on several products in the U.S. including a moving sidewalk of flexible rubber carpet by Hewitt-Robins Inc., Stamford, Connecticut, a moving-form highway paver by Quad-City Equipment Co., Rock Island, Illinois and mobile power plant called Turbo-Mobile, by Clark Bros. Co., Olean, New York.