For what it's worth.
I seem to remember the old HT exam question going something like this...
What is the proper water bath temperature?
Answer: 10 to 12 degress below the melting point of the paraffin being used
Covers all bases and would nicely allow for an acceptable range to be posted
on temp. chart. As for the requirement to still have that chart, don't
know, but what's the harm?
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