How Aspdin invented his product has always been something of a mystery, because making it required certain precisely measured steps—namely, pulverizing limestone to a particular degree of fineness, mixing it with clay of a specific moistness, and baking the whole at temperatures much higher than would be found in a normal lime kiln. None of this was ever going to be hit upon by chance. What gave Aspdin the hunch to alter the constituents as he did and then to conclude that they would make a product that would set harder and smoother if heated to an extreme degree is a puzzle that cannot be
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Science? I'm gonna guess science.
