Powdered detergent, not suitable for laundry: rinse it in the toilet | WAS PASSED, IS REAL

Step 1: Toilet action
Rinse the toilet to rinse the water.
Step 2: Cleaning Agent application
Sprinkle a measuring cup of powder detergent into the toilet bowl.
Concentrate the application to the most yellowed areas of ceramic.
Step 3: Waiting time
Let the cleaning agent work for 30 minutes.
Step 4: Cleaning with a brush