Rubber is a natural substance deriving from trees, but to get it into its useful form, treatment in the form of a process called vulcanization must occur. Vulcanization cures rubber via the method of ...

Tires are essential to modern transport, but their production and use raise environmental concerns. One important issue is ...

At the start of the last century, mountain climbers wore what essentially amounted to wooden clogs on their feet. Soon, the first “tricounis” climbing shoe was developed, which featured a leather sole ...