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.
Hereâs what you can do to remove stubborn hard water stains â and prevent them in the first place. To clean the shower and sink. 1. Get an empty spray bottle and fill it half with water and half with pure white vinegar. 2. Spray the vinegar mix onto your shower doors, tub and tile and use a paper towel or rag to clean off the scum. Alternatively, you can put the mixture in a bowl and soak a towel in the bowl, then scrub the surfaces with the towel. 3.