Removing Barnacles From Boats
Boatmen and seamen also have to deal with barnacles more than anyone else on the planet. They can bring corrosion too, which of course means damages and repairs. With a putty knife and WD-40, the barnacles do not stand a chance! If you consider yourself a bit of a perfectionist, get a sandpaper sheet to ensure that there is absolutely no residue left.
Protecting Golf Clubs
Are you a fan of golf? If you play as well, your golf clubs are probably one of the most important things in your possession. Of course, this is understandable when you consider how much they cost. Did you know that you can increase the lifespan of your equipment by spraying WD-40 on them after playing?