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.
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Scientists create 'artificial leaf' that turns carbon dioxide into fuel
The new technology, outlined in a paper published last week in the journal Nature Energy, was inspired by the way plants use energy from sunlight to turn carbon dioxide into food.