Hygienic wash • Earth.com

This ability to kill bacteria makes treated wood not only look cleaner than stuff you haven’t whitewashed, but also actually be cleaner. So it’s really useful for the inside walls of a kitchen, for instance. And fungi and mold don’t do well when they try to grow on wood that’s been whitewashed, very handy if you want the wood to last. Photo Credit: PalaceFilms PalaceFilms/YouTube

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