this post was submitted on 01 Mar 2026
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I always wondered with this experiment why burning the food gives an accurate measure of calories? Obviously our digestion doesn't literally burn the food, so how are the two processes analogous?
You do oxidize food in your gut. Maybe not as completely as burning it. But in a proper bomb calorimeter, it is sealed if that helps it make more sense.
Thanks for that. I guess in my head I feel there must be so much more to it. I need to read into it all