Nanotech Innovation Keeps Surfaces Clean and Transparent

Hanging hundreds of feet off the ground to wash a skyscraper's windows or pumping water out to a desert solar array to keep its panels and mirrors clean is more than just a hassleā€”it's an expensive problem with serious ecological implications.

A spin-off company from Penn has found a way to solve the problem of keeping surfaces clean, while also keeping them transparent.

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Video by Kurtis Sensenig, Office of University Communications