Thiscrosssectionof a tiredemonstrateshowoldthelayershavebeenfusedtogether.
TimeinThehot, pressurizedmoldhascausedtherubbertoVulcaneyes, a chemicalreactionthattransformsitfrom a weekandstickysubstancetoeonethatstrongonelasticexcessrubberhistoryafterfinalinspectionsconfirmedthatthetireshapeisuniformsongeometricallycorrecttireisreadyforshipment.