What's in a Tire?
An all-season passenger tire weighs about 21 pounds and has approximately:
- 4 lbs of 8 types of natural rubber
- 6 lbs of 5 different types of synthetic rubber
- 5 lbs of 8 types of carbon black
- 1 lb of steel cord for belts
- 1 lb of polyester and nylon
- 1 lb of steel bead wire
- 3 lbs of 40 different kinds of chemicals, waxes, oils, pigments, etc.
[Source: Goodyear website]
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