Aluminium is hugely useful, but energy-intensive to produce. What if we didn’t have to smelt any more?
- Senior research fellow, Adelaide University
Après l’effondrement du pont Morandi, à Gênes, des questions se posent sur la qualité des matériaux de construction. Le béton armé n’est pas sans failles.
We tend to throw away broken things, but the Japanese art of kintsugi – repairing broken ceramics with gold and silver – can give us a different perspective on waste.
Reinforced concrete is everywhere. But unlike plain concrete, which can last for centuries, reinforced concrete can deteriorate in decades as the reinforcing bars succumb to rust.
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