noun
antifouling paint
Specialized paint used on ship hulls and marine structures to prevent the attachment of organisms like barnacles and algae.
船底には防汚塗料が塗られている。
The ship's bottom is coated with antifouling paint.
Compound of 防汚 (bōo, 'antifouling') + 塗料 (toryō, 'paint').