50. Q: How to remove the rust on the zipper of the bag?

 A: 1)Lemon rust removal method

Squeeze the juice out of fresh lemon, drop on the rust, rub with your hands until the rust is removed, or use 10% citric acid solution, or 10% oxalic acid solution to wet the dirty place,and then soak in the concentrated salt water, wash and rinse the next day.

2) Wax block rust removal method

Remove the rust on the zipper of the bag, can use wax block daub on the zipper, pull back and forth several times, not only can remove the rust on the zipper, but also can make the zipper smooth.

3) Yogurt rusting method

Soak the rust with water first, then put on the yogurt, and then wipe on the soap, then wash it.