[Class : 40] Treatment Of Materials; Assembling Of Materials(custom); Decontamination Of Hazardous Materials; Destruction Of Waste And Trash; Engraving; Production Of Energy; Recycling Of Waste And Trash; Silver Plating, Sorting Of Waste And Recyclable Material (Transformation); Tempering (Metal); Incineration Of Waste And Trash; Waste Treatment [Transformation].