The process of a substance changing into vapor before its boiling point is called evaporation. Evaporation occurs at the surface of a liquid at temperatures below the boiling point, driven by the escape of high-energy molecules into the air.
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The process of a substance changing into vapor before its boiling point is called evaporation. Evaporation occurs at the surface of a liquid at temperatures below the boiling point, driven by the escape of high-energy molecules into the air.