A:AnswerIt sprays clean water on your bits while you are seated on the toilet after you've made your business, which you then use paper to wipe away. It's like the difference between taking a shower after a sweaty trip to the gym or just wiping off with a dry rag, except it's toilet soil and not sweat.
A:AnswerThe bidet has an attachment to a reservoir that you can fill with water, white vinegar, or apple cider vinegar. Some people prefer Tabasco or something similar
A:AnswerThere are two different stream angles, one for the back and one for the front it just depends on which way you turn the knob. Besides that, no way to adjust. I'm not sure about standard bowls, but this works just fine on my elongated bowl.