Leak
Leakage, Spillage, Seepage
noun, verbal noun
Something is leaking and whatever is leaking is exiting what it was in before. This is when a leak occurs.
漏出 is a formal word that means leakage, spillage, or seepage. It's often used for physical leaks of substances like liquids, gases, or other materials.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
全壊したビルからガスが漏出して危険だから近寄らないように。
Gas is leaking from the totally destroyed building and it's dangerous, so don't get near.
化学物質の漏出が環境問題を引き起こしました。
The leakage of chemicals caused environmental issues.
原油の海への漏出事故を防ぐために、どんな手段を講じていますか。
What kind of measures does your company take to prevent accidental leakage of crude oil into the sea?