grab set

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flash set, grab set, quick set

The rapid development of rigidity in a freshly mixed portland cement paste, mortar, or concrete, usually with the generation of considerable heat; this rigidity cannot be dispelled, nor the plasticity regained by further mixing, without the addition of water.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
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Although Pucek never got a permit granting the amount of water rights he sought, this frontier-style water grab set off a warning signal in drought-prone Texas.