i Register
In some senses, scourer is marked as obsolete. Watch for register when choosing this word.
noun
A tool used to scour, usually used to clean cookware.
A scourer may be in the form of a mesh (ball) of wires, a flat piece of a rough fabric, or a pad with a soft sponge-like side and a more abrasive side.
A rover or footpad; a prowling robber.
in those days of highwaymen and scourers