Useful Resources > Metal Work Methods
http://www.efunda.com/processes/processes_home/process.cfm
A directory of information about metal working processes including hot working methods such as forging and casting; cold working methods such as burnishing and cold rolling; machining methods such as drilling, milling and grinding; and methods of finishing metals.
http://en.wikipedia.org/wiki/Metalworking
Wikipedia entry for metalworking.
http://en.wikipedia.org/wiki/Casting
Wikipedia, entry all about methods of casting with metals and plastics