10/30214883 DC

DC - Direct Current

Stress - Also known as tension, a situation where a human can not cope with emotional or physical threats

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.

Physical - Used to describe strength or visual properties of an item

Natural - not manmade

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