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

so they do not wander off, and gently twist off the blade cap or center fastener. Some fans loosen clockwise and others counterclockwise, so I never force it if it resists.

Once the blade is off, I dust it lightly over a trash can or outside on the porch. This keeps the soaking water from turning muddy right away. If there are thick lint clumps around the center hub, I brush those off first with a dry toothbrush.

6. The soaking formula I use for yellowed blades

For average yellowing,