Freezers; Refrigerators; Chromatography apparatus for industrial purposes; Dish disinfectant apparatus for industrial purposes; Distillers for chemical processing; Distilling units; Electric plate warmers; Electric stoves; Electric toaster ovens; Freeze drying equipment, namely, lyophilizers; Gas recycling system comprised primarily of pressure swing adsorption equipment for the recovery, purification and return of gases in industrial applications; Heating installations; Heating systems compo...