It's improved health, school attendance, agricultural productivity and farm worker wages. It's a ubiquitous, but unloved material, but there are few more important inventions.
It's improved health, school attendance, agricultural productivity and farm worker wages, but concrete has a poor reputation. It takes a lot of energy to produce and releases a great deal of CO2 in the process. However, architects appreciate its versatility and there are few more important inventions. Tim Harford tells the remarkable hidden story of a ubiquitous, unloved material.
(Image: Masons hands spread concrete, Credit: APGuide/Shutterstock)
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- Sat 26 Nov 2016 19:50GMT成人快手 World Service except Americas and the Caribbean, East and Southern Africa, News Internet & West and Central Africa
- Sun 27 Nov 2016 11:50GMT成人快手 World Service except News Internet
- Mon 28 Nov 2016 04:50GMT成人快手 World Service Australasia
- Tue 29 Nov 2016 23:50GMT成人快手 World Service Americas and the Caribbean
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