Materials related TED talk

I saw this last year some time and really enjoyed it, it seems even more relevant now after having had a couple of M&M classes. 

It's a brilliant and amusing insight into how far removed we as consumers are from the raw materials our appliances are made from. 

http://www.ted.com/talks/lang/eng/thomas_thwaites_how_i_built_a_toaster_from_scratch.html

Enjoy

Samf