You can also use a styrofoam coffee cup, with a bit (lot) less accuracy.
Quote:
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1 Cal as it is most often used in food industry is in fact 1 kcal, which is 1000 cal or 4184 Joules. So a food calorie (Cal) is the energy required to raise 1kg of water by 1 Kelvin (or Celsius, doesn't make any difference in this case).
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Well, that's a pain in the ass. If some says
gram, I expect them to mean
gram, not
kilogram.