Self-healing concrete
Jun 25, 2025•2 min
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Episode description
Concrete is the most widely used building material on Earth. It has a dangerous and costly flaw: it cracks easily. Cracks in concrete can lead to inconvenient damage or to catastrophic structural failures such as collapses of buildings, bridges, or highways. Concrete is made by mixing crushed stone and sand with powdered clay and limestone […]
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