Slowly pour around the sides of the bowl. You will immediately see a vigorous fizzing reaction. This is the cleaning action at work.
Acts as a mild abrasive that can scrub away grime without scratching porcelain. It is also an excellent deodorizer that neutralizes acidic and basic odor molecules. baking soda and vinegar toilet cleaner
Sprinkle evenly around the inside of the bowl. Focus on areas with stains or the waterline ring. Let it sit for a minute. Slowly pour around the sides of the bowl