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Sanded and unsanded grouts are mixed with water and installation and cleanup are simple.

His research also influenced international technical standards, most notably in the development of non-cementitious mortars, and low-strength, flexible grouts for mural painting conservation.

Less expensive alternatives are beginning to hit the market, from special heat-resistant grouts to a fire-smothering nitrogen foam, and other innovative solutions are on the way.

As a partridge grouts with her wings in a dusty furrow, so he worked in the powdered snow to make her a nest.

Oatmeal or porridge is always called "grouts"; and the Cotswold native does not talk of hoisting a ladder, but "highsting" is the term he uses.