1614 Metabolism

The book of science

Tom Sharp

Santorio Santorio metabolism


Making one thing out of another


The weight of what Sanctorius excreted was less than half of the weight of his food and drink, so he tried to account for the difference by his theory of insensible perspiration. You know it had to go somewhere. Sanctorius did not have the advantage of knowing the first law of thermodynamics and how it explains human metabolism.

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