Salt is indeed key to the chemical equation behind the drink's little magic trick, explains Kantha Shelke, spokeswoman for Chicago's Institute of Food Technologists.

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In the meantime, the military remains a key player in the political equation.

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Removing the mystery and guesswork from the equation is the key to fixing the BCS, along with the implementation of a 4 team playoff after the BCS bowl season.

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The key fact in the harm reduction equation is that nicotine is not the harmful component of cigarettes, something that CFTFK and Altria ought to know by now.

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The key is getting the average, obviously, for this equation to have meaning.

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The Fed minutes are only part of the equation though, as you saw weak earnings in a few key sectors lead to potent sell-offs.

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Balancing the competing military and political needs is a tricky equation for Pentagon planners, and it brings into focus a key question: How many troops are needed to fight each war?

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Some key economic data coming out of Germany on Tuesday and Wednesday will be the next major pieces of the EU debt equation that traders will closely evaluate.

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