Aerocrete, a light concrete building material which rises like leavened bread, has passed the fire, load and water tests required of flooring materials in New York, it was announced last week. A Swedish discovery, aerocrete has been used in Europe for a decade to construct building parts which are not subjected to much weight (floor filling, roof blocks). Two years ago, Aerocrete Corp. of America introduced it into U. S., worked with Columbia University's Civil Engineers to improve the material, make it strong enough to be used as a structural flooring.
Aerocrete is...
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