Concrete embedded with tiny conductive fibers allows bridges and roads to be kept free of snow and ice without damaging salt and plowing. Spray-on concrete can create inexpensive housing in poor areas which is durable, well-insulated and hurricane-resistant. Who knew there was so much room for innovation in such a humble material?
According to the Economist, every year one cubic meter of concrete is put to use for every person on earth—making it the second-most used material after water. Could that amount yet increase? It's a concrete possibility.
innovation, construction, materials