My grandmother taught me this trick to clean yellowed plastic fan blades before the heat wave hits with 0 effort. Here’s how it works

it. I always make sure the blades are fully dry before putting the fan back together.

13. Reassemble and test for wobble

When everything is dry, I slide the blade back on exactly as it came off, tighten the cap snugly, and reinstall the grill. I do not overtighten plastic parts because they can crack. Before plugging the fan in, I spin the blade gently by hand to make sure nothing rubs.

Then I test the fan on its lowest speed first. If it rattles, wobbles, or sounds uneven, I