A project in the coal-rich north is turning the tough solids of gangue into construction-grade aggregates and other high-value materials.

In China’s premier coal province Shanxi, a massive project that converts ultra-hard coal waste into high-value industrial materials has begun operations, bringing the country’s zero waste goal for the fossil fuel industry a step closer. The project – in Gaoping, a county-level city in Shanxi’s southeast – is producing 1,000 tonnes per day of building and industrial materials, including sand and gravel aggregates used in construction, according to the local government. In an article published in…

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