This is the 3134th most frequent Japanese word.
冷却
Cooling.
Here, "冷却" refers to the noun "cooling" as part of a compound noun "冷却装置" (cooling device), used in a technological and professional context.
サーバーの冷却装置を点検してください。
Please check the cooling device of the server.
In this sentence, "冷却" is used as part of the noun phrase "冷却効果" (cooling effect), describing the function associated with drinks.
暑い日には冷却効果のある飲み物が人気になります。
On hot days, cooling-effect beverages become popular.
Here, "冷却" functions as a noun, directly referring to the process of cooling, emphasizing its necessity in the scenario described.