That Word You Heard: Superhydrophobic
It's the key to getting every last drop.
Though it might tempt you to break out into a Mary Poppins song, superhydrophobic has nothing to do with dancing penguins or carousels come to life. The term refers to a material’s ability to repel water. When water droplets hit surfaces with this property, they don’t flatten like they normally would — they bead up, often contacting the surface at angles exceeding 150 degrees, and roll off. You can see this phenomenon in nature when water falls onto a lotus leaf. Outside of nat...
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