Samsung’s Galaxy Z Flip isn’t officially dust-proof, but Samsung took some measures to make it harder for dust to penetrate into the device, including placing little dust-repelling brushes into the hinge.
But the brushes don’t do a particularly good job of stopping dust from entering the device, at least according to the experts at iFixit, who tore the phone down to bits and tested its dust-repelling properties.
To do this, iFixit used a simple experiment: They placed the phone into a bag together with a bunch of easy-to-spot purple dust, and shook the bag for a few seconds. If the dust entered the phone, it would be visible once it was opened, and sure enough – there it was, in copious amounts. Read more…
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Source : Samsung Galaxy Z Flip is very vulnerable to dust, teardown shows
