I tried this and the soap scum came right off. I'm completely impressed and no coughing from all the chemicals in cleaners. Never buying shower cleaner again. 1 cup each - warm white vinegar (microwave 2 min) + 1c Original Dawn. Spray, leave for 15 min, rinse.
My carpets are so gross with 3 kids carpet cleaner - Awesome! Should've done before/after pics, but I had 3 almost black stains on my off-white carpet and they came up beautifully! Had to do it twice, but they had been there a LONG time and were really ground in. 2cups hydrogen peroxide and 1/4 cup baking soda. Put in a spray bottle squirt- scrub- vacuum!
INEXPENSIVE CLEANING SECRET: a little water or vinegar will lift even the most stubborn stains; cleans grout, mold & mildew stains, burner pans, porcelain tubs; also nature's bleaching agent. It is an acid, but is not harmful. Use a few tablespoons of cream of tartar with hot water or hydrogen peroxide to clean aluminum pans, rusty drains or stains. Add lemon juice to COT to clean copper. Add glycerin with few tsp COT & makes spray-&-wash fabric stain remover.
Photo: How to clean your cookie sheets--Kitchen Miracle Cleaner! You put about 1/4 cup of baking soda in a small glass bowl and squirt in hydrogen peroxide until it makes a nice paste. Then you rub it on the offending dirt/stain/grease...whatever! You can usually just use your fingers...but you can also use a small sponge at times as well. :