腐ふ食しょく薬やく

noun

caustic; corrosive agent; etching reagent; escharotic

Technical term used in chemistry, medicine, and industrial contexts for a substance that corrodes or burns tissue or material.

• この腐ふ食しょく薬やくは金きん属ぞくを溶とかすのに使つかわれる。

  This corrosive agent is used to dissolve metals.

• 皮ひ膚ふに腐ふ食しょく薬やくが付ふ着ちゃくした場ば合あいは、すぐに洗あらい流ながしてください。

  If a caustic substance gets on your skin, wash it off immediately.