Bosnia and the UK
Poland didn't adopt euro currency yet. Poland still uses PLN (Polish New Zloty).
No. The UK refuses to adopt the Euro and refuses to accept the Euro.
Belgium adopted the Euro in paper and coin in 2002.
THe Zloty IS the currency of Poland... and will remains so until they decide to adopt the Euro.
The last country to use the Schilling was Austria. It was replaced by the Euro in 2002.
Because your moma's so fat
The Euro, which is the official currency of the European Union. It is a requirement to eventually adopt the Euro if you join the EU; however, two countries (Denmark and the United Kingdom) have opt-outs, meaning they are not required to adopt the Euro.
Estonia adopted the the euro as its currency on the 1st of January 2011.
As far as I know there is no country in South America which has the Euro as its currency.
No, they only have the Euro. That would be really confusing to have the Euro and another currency. It is hard enough with just the Euro.
Yes, the euro is the official currency of Latvia and it is legal tender everywhere in the country.