Clearing Drains
Clogged drains seem like they’re the worst thing ever, and then you remember this list is filled with many other annoying things. Sometimes, drains become clogged from hair and dirt, but sometimes, what they need is just the WD-40 treatment. When your drain is stubbornly refusing to drain, spray it with WD-40 and then let it sit prior to draining the water. You will love the results.
Protecting Your Speakers
Music enthusiasts know that sound systems are really not cheap. If want to extend their life, slow down the wear-and-tear, gently wipe over the speakers using dry cloth lightly sprayed with WD-40. Just make sure not to use too much WD-40.