Depending on what you call "the beginning", the answer is either 11 or 12 countries. When the eurozone was established it initially consisted of Belgium, Germany, Ireland, Spain, France, Italy, Luxembourg, the Netherlands, Austria, Portugal and Finland.
Starting in 1999 prices, electronic transactions, and other financial calculations in those countries began to be performed in euros as well as their national currencies but euro coins and bills weren't yet used.
Greece joined the eurozone in 2001, bringing the total membership to 12 countries when euro coins and bills officially replaced national currencies during the first quarter of 2002.
Coins were introduced in 1853. Banknotes were introduced in 1877.
money
money
No. For one thing the Roman were not the only ancient people who issued coins. In fact when they introduced their coins, which was quite late, they copied the Greek's use of coinage. Moreover, coins have been used ever since by the many states of Europe. Having coins (and banknotes, since they were introduced) is part of the monetary economy. The US introduced coins because it had a monetary economy. The Americans were using coins before independence. They used British coins. When they became independent, it was only natural that they issued their own coins.
what are coins called in japan
See the two links below.
Antimony
Banks are supplied with new coins and banknotes from whatever central banking agency is responsible for producing or distributing them. A bank is the only place the general population and businesses should be able to get new coins and banknotes.
No, the Bank of England issues banknotes. The Royal Mint produces coins.
collecting coins and banknotes
The notes are normally incinerated. Coins are melted down and the metal reused.
In most countries, banks will not accept foreign coinage. Banknotes - yes, for they may be asked for. But coins are too bulky and have storage problems. At many airports there are charity boxes for you to donate foreign coins.