Metallic oxides, oxides, chemical compounds; and chemicals used in industry, science, photography, agriculture, horticulture and forestry

Zinc, zinc alloys, metal building materials and products including lintels, highway safety barriers, lighting columns, tapered poles, culverts and drainage pipes, and sound barriers

Metallic oxides, oxides, chemical compounds; and chemicals used in industry, science, photography, agriculture, horticulture and forestry

Zinc, zinc alloys; metal building materials and products including lintels, highway safety barriers, lighting columns, tapered poles, culverts and drainage pipes, and sound barriers

Machines which use a chemical process to treat acids and contaminated water; all other goods in this class

Zinc, zinc alloys; lintels made of metal and other metal building materials; all other goods in this class

Services relating to the galvanizing of metal and all other services in this class