19 BUILDING MATERIALS MADE FROM WOOD OR WOODEN COMPONENTS, NAMELY, BOARDS, SUPPORTS, BEAMS, POSTS, SLABS, PLANKS, WALL PANELS, FLOOR PANELS, DOOR PANELS, CEILING PANELS, MADE OF WOOD, BOARDS, SUPPORTS, BEAMS, POSTS, SLABS, PLANKS, WALL PANELS, FLOOR PANELS, DOOR PANELS, CEILING PANELS MADE OF COMPOSITES CONTAINING WOOD AND CELLULOSIC AND PLASTIC MATERIALS, LAMINATED OR UN-LAMINATED WOOD CHIP BOARDS OR WOOD FIBER BOARDS; LAMINATED WOOD FIBER PANELS; WOODEN CONSTRUCTION COMPONENTS NAMELY, GIRDERS MADE OF WOOD, WOOD JOISTS, WOOD RAFTERS, WOOD BOARDS, WOOD BEAMS, STRUCTURAL AND ARCHITECTURAL MEMBERS FORMED OF PRESSED WOOD FIBERS FOR BUILDING PURPOSES; NON-METAL WINDOW SILLS; LAMINATE FLOORING, ALL THE AFOREMENTIONED GOODS MADE AT LEAST IN PART FROM WOOD