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The hand dryer heats the water, meaning that the particles move around quicker and escape from the liquid.

The hand dryer also acts like wind: it blows the water vapour away from the surface, making room for more water vapour. This means that the water evaporates more easily.

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11y ago
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6mo ago

Hand dryers use a high-velocity stream of air to blow moisture off the hands, promoting evaporation by increasing the surface area of the water droplets. The warm air from the hand dryer also helps to accelerate the drying process by providing the heat energy needed for water to transition from liquid to vapor.

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Q: How do the hand dryer evaporates the water?
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