Tongue scraping is a fast way to remove extra particles - including the ones that cause bad breath - from the surface of your tongue. Tongue scraping is a method of cleaning the tongue using either a special device or a toothbrush. Some people believe that using a tongue scraper can improve oral hygiene and reduce the risk of bad breath, or halitosis. Tongue scraping is relatively easy to perform and requires minimal equipment. A person can use a specific tongue scraper or a toothbrush. Tongue scrapers are available in metal or plastic. They tend to be either a spoon-like shape or a U-shaped metal device with two handles. Tongue scraping is a painless and low risk procedure.