3 cups of white vinegar. 2 cups of baking soda. Follow the procedure: Flush the toilet to wet the bowl. Dip cotton ball swabs in the white vinegar and then rub on the stains. Pour the remaining vinegar inside the toilet bowl before spreading it all over. Take the baking soda and pour it on the vinegar. Bleach can be purchased in both liquid and powder forms. Many industrial processes also employ the use of bleach to kill germs, destroy weeds and bleach wood pulp. Depending on the type of bleach you get, it may or may not contain chlorine. Typically, bleaches either contain an active ingredient of chlorine (sodium hypochlorite) or hydrogen Method 01: Baking Soda and White Vinegar. Baking soda and white vinegar are a great combination for cleaning a bathtub safely without the use of harsher chemical-based toilet bowl cleaners. The alkaline properties of baking soda help break down dirt, grease, and gunk and neutralize odors. Add the two cups of bleach into the bowl and allow them to work for around 10minutes. After the 10 minutes, add hot water such that it fills the toilet bowl halfway. Let the mixture rest for 5-7 more minutes. Flush the toilet twice or thrice to get rid and ensure it is clog-free. Pour 1 cup of ordinary white vinegar into the toilet bowl. Using a toilet brush, swish it around. Let it sit for a minute or so. Sprinkle a cup of baking soda into the toilet bowl, followed by two more cups of vinegar. Get ready as this is going to create a fizzing action. Leave it be for about 10 minutes. The answer is yes, you can use bleach in an RV toilet. However, you need to be careful when using bleach in an RV toilet. You should only use a small amount of bleach and you should always dilute the bleach with water. Also, Bleach should never be used in an RV toilet as it can damage toilets, gaskets, and the components of the waste system When combined with certain household products, the main ingredient of bleach, sodium hypochlorite, can create strong toxic gasses and fumes. Apply extreme caution when using bleach, especially when cleaning a urinal and the surrounding bathroom floors and surfaces. If you are using additional bathroom cleaners near the bleach, read the label of Product Description. Clorox Automatic Toilet Bowl Cleaner tablet cleans and deodorizes with the power of bleach and kills 99.9% of household bacteria in the toilet bowl water. Each tablet sanitizes the toilet bowl water in 5 minutes, cleans for up to 3 months and helps prevent tough hard water, mineral and lime scale stains. Turn off the water supply line and drain the toilet tank. Spray the white vinegar solution along the inside of the toilet tank. Let it sit for 10–15 minutes to let the vinegar work its magic. Gently scrub the interior of the tank with a gentle scrub brush or plastic scrubber. Turn the water flow line back on. 6 Common types and causes of toilet stains (and how to remove them) 1. Crusty, white or grey, toilet bowl buildup (mineral deposits) 2. Black, orange, or green rings in toilet. 3. Pink toilet stains. 4. Yellow toilet bowl stains. GBTE.