The master level mirrors the IMP. The intermediate level is usually found in the proposal and contains all the end-to-. end activities, but at the âmacroâ level. The detailed IMS is usually a rolling wave planned at the week level.
Instructions. 1  Baking soda Baking soda is the best household item you can use to get the accumulated gunk off your old bathtub. 2  Mix two parts of baking soda and one part of hydrogen peroxide in a small glass bowl. 3  Apply this paste on your enameled bathtub or sink and let it set for about 30 minutes.nstructions. 1  Baking soda Baking soda is the best household item you can use to get the accumulated gunk off your old bathtub. 2  Mix two parts of baking soda and one part of hydrogen peroxide in a small glass bowl. 3  Apply this paste on your enameled bathtub or sink and let it set for about 30 minutes.
The refinished surface is non-porous; a mild, non-abrasive soap combined with. a soft cloth and water will clean your refinished surface. The best way to care for and maintain your refinished bathtub is to wipe it down with a towel after. each use. Regular cleaning is important to prevent dirt and soap scum build-up that will hide the. beauty of the finish. For normal everyday cleaning, you should use a mild soap and water with a soft. wash cloth.