Scratch Cards

A scratchcard (also called a scratch off, scratch ticket, scratcher, scratchie, scratch-it, scratch game, or instant game) is a small token, where one or more areas contain concealed information: they are covered by a substance (usually latex) that cannot be seen through, but can be scratched off.

Application Industry - include gambling (especially lottery games), quizzes, and to conceal PINs for telephone calling cards and other prepaid services.

It is also used by software company's along with software CD to provide a Key.