A little-known fact is that solar panels can become up to 30 percent less effective when they accumulate dust and grime. A more widely known fact is that homeowners climbing up on roofs to fix shingles, clean gutters or wash solar panels can lead to some very unpleasant injuries. For those performing the latter, listen up: Researchers at Tel Aviv University recently discovered a new nano-material that repels dust and water. Once commercialized, the material could be applied as a sheer coating, creating self-washing windows and solar panels.

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Post tags: nanomaterials, self-cleaning solar panels, self-cleaning windows, solar panels, Tel Aviv University