CALKS

A pointed projection on a horseshoe to prevent it slipping.

A spike on the sole of a boot to prevent slipping, particularly used in logging

To make an indentation in the edge of a metal plate, as along a seam in a steam boiler or an iron ship, to force the edge of the upper plate hard against the lower and so fill the crevice.

To drive oakum into the seams of a ship's wooden deck or hull to make it watertight.

To apply caulking to joints, cracks, or a juncture of different materials.

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