Keeping Your AC Clean
If you’ve already got an air conditioner installed in your home then it might be too late. But for anyone sitting at pre-installation, you might want to try giving your AC unit a light spray of WD-40. This coating will prevent dust and other particle build-up in the vents, meaning you’ll be breathing fresher air.
Cleaning Water Stains
Ugh! Water stains on your mirrors and shower walls are just a big pain in the donkey-synonym! No matter how much you rub and scrub that filthy stain simply won’t budge. That was until you started using WD-40, ladies and gentlemen.