Potash cash operating cost of goods sold net of by-product credits, which we define as total cost of goods sold excluding royalties, depreciation, depletion and amortization, was $199 per short ton in the first quarter of 2010 compared to $238 per short ton in the first quarter of 2009.
Answers.comÂ® is making the world better one answer at a time. It is relativley rare to observe a solar eclipse because the sun's light is blocked by the moon.
Solar eclipse 2015: what you need to know. Parts of the world will witness a solar eclipse on Friday â a rare phenomenon in which the sun is completely obscured by the moon. Hereâs everything you need to know about the background of the solar eclipse, where to view it and how.