Bi-metallic coin dated 2006 (minted at Noida). Since 1996, Canada has also produced bi-metallic $2 coins (nicknamed "toonies"). Great Britain has issued a bi-metallic 2-pound coin since 1997; and Singapore has issued a bi-metallic 1-dollar coin since 2013. The first ever tri-metallic circulating coins were 20-francs coins introduced in France and Monaco in 1992. These were similar to the corresponding bi-metallic 10-francs coins, but had two rings instead of one. As well as circulating coins, where they are generally restricted to high-denomination coins, bi-metallic coins are often used in commemorative issues, often made of precious metals. For example, the only bi-metallic coin
Loonie also, using steel provides cost savings and avoids fluctuations in price or supply of nickel. On April 10, 2012, the Royal Canadian Mint announced design changes to the loonie and toonie, which include new security features. Alongside the regular minting of the loonie with the standard image of the common loon on the coin's reverse, the Royal Canadian Mint has also released commemorative editions of the one-dollar coin for a variety of occasions. These coins have a circulation-grade finish and have been made available to the public in five-coin packs and in 25-coin rolls in addition to being released directly