hydraulic cement

noun

First recorded in 1850–55

Trass, tras, n. a volcanic earth used as a hydraulic cement.

Diving bells are very useful for laying submarine masonry, usually consisting of huge stone blocks set in hydraulic cement.

The liquor basin may be made of tiles or flags puddled in clay, and secured at the seams with a good hydraulic cement.

To three parts of blast furnace slag are added one part of hydraulic cement and enough water to give the proper consistency.

In a permanent arrastra a layer of neatly-dressed and pointed stones is laid in hydraulic cement.

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