Manufacturing, compounding, assembly, packaging or treatment of articles or merchandise from any of the following materials:
Cellophane,
Cork,
Corrugated cardboard,
Feathers,
Fiber, including fiberglass,
Iron (not including foundries),
Metal, products of precious metals; steel and brass stamp, including hand and machine engraving; metal fabricating, spinning and storage,
Paper (not including the manufacture of paper itself),
Plastics and synthetics,
Pottery,
Rope,
Rubber (not including tire manufacturing),
Textiles,
Wire,
Wood (not including a planing mill),
Yarn;