This time of year, bushels of rhubarb, potatoes, and lettuce can be harvested in abundance at the People’s Pantry, a community garden that doubles as a fresh food pantry in Blackpool, England. There, ...
Coconut shells are a waste product that can replace coarse aggregates in concrete up to 10%, maintaining strength. They improve thermal insulation, density, and acoustics, although reducing ...
SINGAPORE – Concrete waste is getting a new lease of life, as a local firm and Nanyang Technological University (NTU) are recycling it into carbon dioxide-storing concrete for seawalls and other ...
When concrete shells are constructed, they usually have to be supported by elaborate timber structures. A revolutionary technique developed at the Vienna University of Technology now uses inflatable ...
When bridges, dam walls and other structures made of concrete are streaked with dark cracks after a few decades, the culprit is AAR: the alkali-aggregate reaction. AAR damages concrete structures all ...
Researchers have developed a process for turning the solid waste products of coal power plants into a useful ingredient that could improve properties of concrete. Coal ash is the less notorious ...
Let's think of a paper sheet. If we tried to stiffen it from its primary state, it couldn't support its own weight. However, if we bend it, the sheet achieves a new structural quality. The shells act ...
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