Abstract: A removable hot box is disclosed that includes a lower hot box portion, comprising: a lower housing comprising a plurality of lower clamping structures to clamp the lower housing to a press and locating structures to provide repeatable placing in the press; and a lower heating platen, received within the lower housing, wherein the lower housing or the lower heating platen comprises lower electrical connectors to provide a lower electrical connection to a heating system and lower cooling connectors to provide a lower cooling connection to a cooling system; and an upper hot box portion, positionable above the lower hot box portion and comprising: an upper housing comprising a plurality of upper clamping structures to clamp the upper housing to the press; an upper heating platen, received within the upper housing.

Abstract: Compounds of the formula: ##STR1## wherein R and R.sup.1, which may be the same or different, are hydrogen or alkyl; X, Y and Z are each independently hydrogen, chlorine or fluorine and A is chlorine or bromine, are prepared by reacting a tertiary alcohol of general formula: ##STR2## or a substituted alkene of general formula: ##STR3## with chlorine, bromine, hypochlorous acid or hypobromous acid in water at a pH not exceeding 7 and at a temperature from 10.degree. to 150.degree. C.The compounds are useful intermediates for fungicides.