Kilocalories are sometimes also described as "Calories", while a single calorie is a "calorie"- the capital C is significant.

Again Bruce, and I'm not trying to pick a fight but I just don't get it, what are you basing your estimate of 3000 KCals on? That is a lot of energy expended, and I just don't understand how you are arriving at that number.
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-IronRaven

When a man dare not speak without malice for fear of giving insult, that is when truth starts to die. Truth is the truest freedom.