WD-40's noise-eliminating ability might make it tempting to use it on car belts that have become an embarrassment at stop lights or in parking lots, but is it safe to spray WD-40 on a noisy car belt?

Spray WD-40 on a dry towel and rub it lightly over each headlight in a left-to-right motion, concentrating on the severely yellowed or oxidized parts. Wash off the WD-40 residue with water and car ...

While we’ve previously pointed out the dangers of turning to bug spray to de-fog your headlights, we’ve not looked into the effectiveness of WD-40 at cleaning your headlights before.