scouringgerund / present participle Used attributively to describe things intended for, or characteristic of, scouring (cleaning by abrasion).
Definitions
Designed for or involved in cleaning or polishing by abrasive scrubbing. She replaced the old sponge with a scouring pad for the tough stains.
Actively or thoroughly searching for someone or something. Scouring detectives combed through the evidence for clues.