Assertion: solid ammonium chloride | /r/HasProperty | contacted with hot heat transfer
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Source sentences:
text: Moreover, when solid ammonium chloride is contacted with a hot heat transfer surfa'ce,tl1'e small portion of the ammonium chloride in contact with the hot surface sublimes and shrinks away from the surface sothat the bulk of the solid ammonium chloride is caked in a shape that has minimum contact with the heat transfer surface and thus the problem of heating and handling the mass is further aggravated.