BS 5173-102.3:1988

rubber - Synthetic rubber is any artificial elastomer, usually a polymer, and is used as a substitute for natural rubber.

rubber - Natural rubber is an elastomer derived from the latex containing sap of some plants.

fuel - A material used to generate energy.

hose - A hollow tube for carrying liquid from one location to another.

Natural - not manmade

Equipment - A product or good that is tactile.

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