| And the rubber is now injection-molded rather than vulcanized, making a lighter boot with surer traction. |
| The ball the schoolboys originally swatted was a globe of vulcanized India rubber pierced with a hole. |
| In the early twentieth century vulcanized rubber was favoured, and latterly hard plastic. |
| In 1839, Charles Goodyear produced the first significant development when he created a process for making cross-linked, or vulcanized, rubber. |
| We use wheels made out of vulcanized rubber, which are much sturdier and more durable than wood and easier on the environment than steel. |
| The bezel, made of black vulcanized rubber, underlines a light and slightly silver-plated dial. |
