Australian Dollar is the currency of the Commonwealth of Australia that includes the Cocos Islands, Christmas Island and Norfolk Island and also the self-governing Pacific Island states of Nauru, Tuvalu and Kirbati.
Inside Australia it is most commonly abbreviated with the dollar sign whereas sometimes A$ is used to differentiate it from the other dollar denominated currencies.
Australia is said to the first nation to possess an absolute system of banking notes that are made from plastic [polymer] in the whole world.
These notes are said to offer more great security against faking and forging. They are also said to last 4 times as long as the ordinary paper notes.
The creative technology with which the bank notes of Australia are manufactured was developed totally in Australia and has been the major reason to provide the artists brilliant opportunity for the image creation that reveals the history and natural environment of the country.