Zero, unless you needlessly leave the faucet running while you brush.
In that case, it completely depends on the flow rate of your faucet.
You don't you can't use gallons to brush your teeth that's stupid.
Up to six liters of water per minute can be wasted during teeth brushing. It is recommended to turn water off while someone is brushing their teeth in order to save water.
The answer will depend on whether or not you are wasteful and leave the tap running while you are brushing your teeth.
You waste 678 gallons on average per year if you leave the fosit running
Depends if you are running the water while brushing your teeth. Otherwise around 1-2.5 liters of water
4.483 US gallons per minute.
96 gallons per minute = about 363.4 liters per minute.
One cubic foot per minute = 7.481 US gallons per minute.
50 gallons of water per minute equals 3,000 gallons per hour.
About 1.25 gallons per minute.
20 US gallons per minute = 2.674 cubic feet per minute.
2,460.52 litres per minute.