The casting in most every disk drive is a good quality aluminum alloy, so you can also disassemble the drive and give the casting to a metal recycler, or melt it down to make a part for an electric motorcycle like this chap.
http://www.theworkshop.ca/energy/suzuk_e/6/6.htm
Slashdot Mirror
The casting in most every disk drive is a good quality aluminum alloy, so you can also disassemble the drive and give the casting to a metal recycler, or melt it down to make a part for an electric motorcycle like this chap. http://www.theworkshop.ca/energy/suzuk_e/6/6.htm