Scraper
From Freepedia
Scraper is generally a tool that scrapes its edge along a surface to achieve some change such as the removal of material. Specifically, a scraper may be:
- in archaeology, scrapers are unifacial tools
- in civil engineering, a wheel tractor-scraper is a piece of heavy equipment used for earthmoving
- a scraper is a musical instrument
- James Porteous invented the Fresno Scraper in 1883
- in woodworking, a scraper made out of metal is used in to smooth wood or to remove old finish
- in metalworking, a scraper is used to finish a metal surface.
- in computer programming, a scraper is a program which captures information from a display not intended for processing by computers.
