noun
caustic soda; sodium hydroxide
Technical term for the strong alkaline compound NaOH, used in industry and chemistry.
苛性ソーダは強アルカリ性の物質です。
Caustic soda is a strongly alkaline substance.
石鹸の製造には苛性ソーダが使われる。
Caustic soda is used in the manufacture of soap.