This video puts what is claimed to be the screen on the next iPhone to the hardness test.
It’s a good lesson on smartphone screens and also provides excellent explanations of how to choose sandpaper and the Mohs scale of mineral hardness.
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This video puts what is claimed to be the screen on the next iPhone to the hardness test.
It’s a good lesson on smartphone screens and also provides excellent explanations of how to choose sandpaper and the Mohs scale of mineral hardness.