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bob1029
3 days ago
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iPhone Duo
> as metal is harder than sand
The contents of sand tend to be substantially harder than metal.
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wraptile
3 days ago
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It doesn't matter if sand grains have higher Mohs hardness than metal alloys if the sand grains have no structural integrity to actually do anything.
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fakedang
3 days ago
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Not to mention, more abrasive - every process engineer's nightmare.
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varjag
3 days ago
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Especially the soft Al or Ti alloys the phones are made of.
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The contents of sand tend to be substantially harder than metal.