Dogs perform many roles for people, such as hunting, herding, pulling loads, protection, assisting police and military, companionship, and, more recently, aiding handicapped individuals. This impact on human society has given them the nickname  man's best friend  in the Western world.
When looking to acquire nickels with Silver content, look for Silver War Nickels. The term Silver War Nickels refers to those produced by the United States Mint from mid-1942 to 1945. These nickels differ from those minted before and after World War II, as those were made from 56% copper, 35% Silver and 9% manganese.
For more than 2,000 years, nickel silver has been used in a number of applications, such as jewelry, coins, plated objects and tableware. It has a silvery-white color and the metal resists abrasion, making it a preferable metal. In terms of properties, it has much in common with bronze and brass.