
Ships being red below their waterline goes way back to when even the largest vessels were made of wood. You wouldn’t want sea worms eating your hull, would you?
Source: Gizmodo – Why So Many Ships Are Red On The Bottom

Ships being red below their waterline goes way back to when even the largest vessels were made of wood. You wouldn’t want sea worms eating your hull, would you?
Source: Gizmodo – Why So Many Ships Are Red On The Bottom