Pour Vinegar into Toilet Tank/ Cistern and The Results Will Amaze You Are you tired of using harsh, toxic chemicals when you clean? Do you have to be careful when you clean the bathroom with bleach? What if I told you that you could cut down on the number of times you had to clean that nasty toilet? And, what if I told you that you could still get the bowl sparkling clean and free from bacteria? You don’t have to worry about bleach spots or toxic chemical smells.