100 euro note has a green colour scheme. The hundred euro notes depict bridges and arches/doorways in the Baroque and Rococo style (between the 17th and 18th century). The hundred euro note contains several complex security features such as watermarks, invisible ink, holograms and microprinting that document its authenticity. The new banknotes of the Europa series 100 euro banknote will start circulating on 28 May 2019. The euro was founded on 1 January 1999, when it became the currency of over 300 million people in Europe. For the first three years of its existence it was an invisible currency, only used in accountancy.
Language and the euro but the euro is popularly used, particularly by individuals wanting to convert their savings into a more stable currency. "Euro" has colloquially been pronounced in the English fashion since its inception. In response to criticism of the widespread English pronunciation of "euro", the Turkish Language Association officially introduced "avro" into Turkish ("av" being the first syllable of the Turkish word for Europe, "Avrupa") in 1998. A concerted campaign by the Turkish Language Association has begun to blossom in recent years, with most sections of the Turkish media now using the new word. It has yet to enter widespread colloquial use,