Sandblast (verb)

1. To clean, smooth, or etch a surface by propelling a stream of abrasive particles, usually sand, against it under high pressure.
2. To remove paint or rust from surfaces by propelling a stream of abrasive particles, usually sand, against it under high pressure.

Origin:

From sand + blast.

Examples:

1. The building's façade was sandblasted to remove years of grime and pollution.
2. The metal surface was sandblasted to remove the rust and to smooth the surface.
3. The sandblast process was used to create a textured surface on the sculpture.
4. The workers sandblasted the surface of the bridge to remove the old paint.
5. Sandblasting is a common method used to clean and prepare surfaces before painting.