| http://www.w3.org/ns/prov#value | - Generally, the heat transfer fluid in the fluid reservoir 342 should be maintained at a temperature between approximately 0??? and ???100??? F.; preferably, between approximately ???30??? and ???60??? F.; especially, approximately ???50??? F. Heat transfer fluids suitable for operation at such low temperatures are well known to those skilled in the art, and include alcohols, such as methanol and p
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