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Physics-wise, this is called Capillary Action. i.e. touching the surface changes the physical characteristics. Simpler explanation - take a look at water in a glass. Notice the meniscus (the way ...
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Physics-wise, this is called Capillary Action. i.e. touching the surface changes the physical characteristics. Simpler explanation - take a look at water in a glass. Notice the meniscus (the way ...