1 Plastic in the form of liquids [for use in industry]; plastic in the form of pastes for use in industry; polyethylene; chemical additives; chemical substances, chemical materials and chemical preparations, and natural elements with particular reference to natural gas, petroleum and water; chemicals for the control of environmental pollution; catalysts; unprocessed resins; additives (chemical -) for use in resins; unprocessed artificial and synthetic resins, chemicals used in industry; chemicals for use in agriculture; plastics in the form of powders, liquids or pastes; plastics in the form of chips; unprocessed plastics; plastics in the form of pellets; chemical polymers; polymers for industrial use; polymer compounds for use in manufacture; copolymers; waste treatment chemicals