The various categories of the flat rolled products include hot rolled sheets, cold rolled sheets, coated sheets, semi-finished bars and plates and tin mill products.

FORBES: How ArcelorMittal Gets To $41

Unlike many revolutionaries, he has seen his ideas put into practice: of moving the country away from agricultural products and tin-mining to industry.

ECONOMIST: The exotic doctor calls it a day

Monti killed that deal on a theory called conglomeratization: By buying a maker of machinery that produces rival plastic bottles, Tetra Laval could in a few years leverage its lead position in cartons to also control plastic alternatives (glass bottles and tin cans are the packaging products still out of Tetra Laval's reach).

FORBES: Two-card Monti

Companies must submit an annual report to the SEC, disclosing whether their products contain gold, tin, tungsten or tantalum from the Congo or neighboring countries.

FORBES: Does Your Cell Phone Contain "Conflict Minerals"?

Representatives of large, sophisticated companies that have been actively working to implement the expected requirements spoke eloquently at an October 2011 SEC Roundtable discussion of the complexity of their supply chains and the difficulty in obtaining solid information from their upstream suppliers on the origins of common, commodity metals like tin, tantalum, tungsten and gold in purchased products and components.

FORBES: Conflict Minerals Rule Imposes Big Burdens On Manufacturers

"Oz the Great and Powerful, " like so many products of movie studios that have lost their way, is a Tin Man of epic proportions bright and shiny, with no heart.

WSJ: Nowhere Near the Rainbow