30 Awesome Life-Hacks Using WD-40

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2. Erasing Fingerprints

Source: safariland.com

The natural oils in our skins make it difficult to touch an object without leaving our fingerprints. If you’re worried about leaving evidence, you can spray some WD-40 onto an object and wipe it with a clean cloth to remove oily prints. This trick works on anything, from smartphone screens, doorknobs, and even wooden furniture.


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