Abrasive blasting is a technique that has been in existence since 1870 when the first abrasive blasting process was patented by Benjamin Chew Tilghman. Abrasive blasting is the operation of forcibly ...

For years, the wastes from burning coal and producing copper have enjoyed a second life, used in sand-blasting to remove paint, rust and grime from ship’s hulls, storage tanks, bridge trusses and ...