does vinegar remove soap residue
Gently scrub the paste in a circular motion with a shower brush and rinse clean. It is important to wipe down the walls with a soft clean towel for the best results. Vinegar is another inexpensive and excellent product to cut the fat and remove soap scum and hard water spots in your showers and tubs. Pour white vinegar or apple cider vinegar into a spray bottle and liberally spray the entire surface of your tub or shower. Let the vinegar sit for at least 10 minutes and wipe clean with a sponge of shower brush. Rinse clean and dry with a soft, clean towel.