How does a calorimeter measure calorie content?!


Question: How does a calorimeter measure calorie content!?
I have heard of a calorimeter!. Apparently it is an instrument used to measure calorie content!. How does one work!? Can you just go buy one of these things!? What about when the news goes to check out diet restaurants to see if the food has the calories that the restaurant claims it does, what do they use!? Www@Answer-Health@Com


Answers:
Ok, here is the gobbledeegook science stuff!. No you cannot do it at home unless you are a physicist!

Physicists measure the energy content of food by burning the food!. To a physicist, a calorie is the heat flow needed to raise the temperature of one gram of water by one degree Celsius!. To measure the calorie content of food accurately, scientists use a



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