Self-heating concrete is one step closer to putting snow shovels and salt out of business

Photo caption: Drexel University researchers have tested concrete slabs containing phase-change material that can warm themselves up when temperatures fall […]. Photo credit: Drexel University. Article by Drexel University. Tech Xplore – March 18, 2024. Source: Drexel News.

There’s a patch of concrete on Drexel University’s campus that could portend a frost-free future for sidewalks and highways in the Northeast. Tucked inconspicuously next to a parking lot for the university’s facilities vehicles, two 30-inch-by-30-inch slabs have been warding off snow, sleet, and freezing rain on their own—without shoveling, salting, or scrapping—for a little over three years. […]

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