You can do is tin iron electromagnet
Tinplate is a tin covered with tin, it is not easy to rust, also known as tin iron.
This kind of galvanized steel in a long time Chinese called "tin", some people think that the tin plate cans was made from the Guangdong province of Macao (English Macao for tinplate imports, readable) so called "tin".
There are other statements, such as China used this lamp tin plate made of kerosene, shaped like a horse, so called "tin". The name "tinplate" is not exact. Therefore, in 1973, when the Chinese tin plate meeting was called "tinplate", the official document no longer used the name "tinplate".
