Pottery6 min read
What a witness cone records during a firing
A witness cone preserves the heatwork received at its shelf, not a kiln's whole temperature history. Its bend can reveal a difference the controller misses, if you know how to read it.
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A witness cone preserves the heatwork received at its shelf, not a kiln's whole temperature history. Its bend can reveal a difference the controller misses, if you know how to read it.