noun, noun or participle which takes 'suru', intransitive verb
Chemistry term: the process by which a crystalline hydrate loses water of crystallization to the air, often forming a powdery surface. Used as both a noun and a suru-verb.
炭酸ナトリウム十水和物は空気中で風解する。
Sodium carbonate decahydrate effloresces in air.
風解した結晶の表面に白い粉が現れた。
A white powder appeared on the surface of the effloresced crystals.