What is the meaning of Sanding?

present participle and gerund of sand

The act or process by which something is sanded; the application of sandpaper, etc.

A type of dancing where the floor is covered in sand. See Sanding (dance).

The process of testing the surface of gilding, after it has been fired, with fine sand and water.

The process of burying oysters in sand.

The process of applying sand to rails in railway track to aid adhesion.

A coating of sugar crystals on confectionery, especially on jellies.

Source: wiktionary.org