New words that I don't know. condensation : 응결, 결로 faucet : (수도)꼭지 freeze and burst. : 동파 Today was severely cold. When I woke up in the morning, I opened the window of the balcony. Because I needed to ventilate for preventing a condensation. And then, I went out to the company without closing the window. When I got to the company, I remembered that I didn't close the window. The faucet was on t..