![WD-40 on shelf](https://www.moneytalksnews.com/workers/images/width=1920/wp-content/uploads/2022/05/05102346/shutterstock_2049094712-scaled.jpg?s=a0e172fc22782946c6cda2be6966ef4b0ce98e7c1ab64a898d9a65515d7693f6)
WD-40 is marketed as a “multi-use product.” The spray is known for the ways in which it’s usually used — such as lubricating squeaky hinges, loosening rusted parts and driving out moisture. In fact, “WD” stands for “water displacement.” But WD-40’s uses extend well beyond those tasks. The San Diego-based WD-40 Co. offers thousands of uses for its namesake product on the WD-40 website…