Products made from rubber have come to be a part of our day to day life in the form of automobile tires. It is used for several other applications as well. However, natural rubber becomes solid, cracks in winter and melts in summer. This unstable nature of rubber made lives of rubber product manufacturers difficult. Strong minds, however, don't go down without a fight! It was at this stage that "vulcanization of rubber" was invented by Charles Goodyear. He was awarded a US patent for vulcanized…