You will surprised to see all the makeup that is left in the water. How to properly clean your makeup brushes. (a tablespoon of white vinegar in a cup of hot water, and a 20 minute soak, followed by a hot, then cold rinse and pat dry will do it. Disinfects, dissolves grease/makeup, leaves no film, and inexpensive.)
How to get white nails after so much nail polish -- make a paste using 1 tbsp peroxide and 2 1/4 tbsp baking soda. Let this paste sit on your nails for 5 minutes and voila! White nails! REMEMBER THIS AFTER USING Dark NAIL POLISH!