William Wiegand discerned the influence of different fillers such as carbon black, heavy spar and chalk on the strength of rubber. Thanks to his research, tires now last five times as long as they did before.
Related Stories
Remington Typewriter
Did James Paris Lee of Galt (Cambridge) have a role in inventing the Remington typewriter?
Kitchener medical tech startup wins $500,000 in international entrepreneurial competition
The firm, based at the Velocity Garage in Kitchener, won the inaugural Entrepreneurship World Cup held in Saudi Arabia, and was awarded US$500,000.