Original: Polymer series In 1988, the Reserve Bank of Australia issued plastic, specifically polypropylene polymer banknotes (produced by Note Printing Australia), to commemorate the bicentenary of European settlement in Australia.
Simplified: Polymer series In 1988, the Reserve Bank of Australia gave out plastic, (polypropylene) polymer banknotes (produced by Note Printing Australia), to celebrate 200 years of European settlement in Australia.