Since then prices have stair-stepped lower, with the market getting hit along with other commodity markets on Monday.

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Through two financial bubbles and a global financial crisis, non-OECD demand has stair-stepped its way to nearly doubling in less than 20 years.

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It stair-stepped its way up to resistance, consolidated for 3 or 4 days, and broke out again on Monday, with a follow-through on Tuesday.

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It stair-stepped its way lower, and formed a rising wedge that broke on Monday, taking this stock down another 1.35 to 35.53, or 3.6%, on 2.5 million shares.

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