Replace the trim plate gasket with a new seal or add plumbers putty. You may have to remove the faucets from the sink by removing the water pipes and nuts under the sink. Replace the stem seals on the faucet shaft if water is leaking out from under the handle. You may as well install new washers on the valve stems while you are on project.
When water is leaking in droplets from a faucet, it is dripping.
dripping faucet wastes 3 cups of water in 24 hr. How much water is wasted in 56 hours?
Dripping, perhaps.
get farther apart
You take the faucet apart and replace the washer and stem seal .
A cold faucet. A minimal water flow stops the water from freezing and allows for ice to expand.
over 10 gallons PER DAY
Outside Tap? outside faucet?/outside hosebibb?/outside spigot? well in most cases you are referring to the outside faucet that is dripping and I am guessing you have a ball valve or gate valve inside and when you shut of the ball/gate valve your outside faucet is still dripping and this means you have a leaky ball/gate valve which are known to leak slightly over the years and if your outside faucet is shutoff , then you need new seals in your outside faucet too. The easyest way to stop your leak is replace or repair your outside faucet if its a freezeless one. (just make sure your outside faucet has grade to drain the water out after you shut it off)
The flow of water from a faucet is regulated by washers and o-rings inside the fixture. When those parts get old and worn, they are not as effective, and water can get past them, even when the faucet is in the "off" position. There are different types of faucets, and the type determines the approach the repair for dripping or leaking. This site details the inner workings of various faucets and offers instructions for repair: http://www.oursimplejoys.com/life-in-the-usa/fix-leaky-faucet.html
Anytime the A/C is on.
Water from a faucet is water from your city water system.
It means that you should sell your home and move far away! No jk If its your faucet that is dripping I think in time your faucet needs repaired or replaced because if it drips only when you run water at another fixture (faucet) and doesn't drip if you have everything off then you have a strange faucet but its most likely caused by water hammer (sudden stop of water flow) and if you don't think its cause by that then it also could be from water pressure which when you turn on another faucet and the pressure drops a little and from the drop of pressure and it vibrates your seal in your faucet which could make it drip but very rare but possible.