You can clean an antique copper faucet. However, you may not want to. If you clean the piece it could lose its patina which takes away from its value. If you do clean it, use soap and water and be gentle.
One can clean a brushed nickel bathroom faucet by using gentle soap with soft cloth to scrub the surface. One can mix vinegar with water to gentle scrub without scratching the surface of the faucet.
Unscrew the aerator and clean it and reinstall it
all you have to do is use bam
Clean the aerator
To clean a kitchen faucet you can usually use a rag, a sponge along with an antibacterial spray cleaner of some sort. You can also use a regular soap of any kind along with a rag or sponge.
Use a chrome cleaner for cars.
It is fairly eacy to clean and maintain. Care instructions are given when you purchase them.
Your pipes aren't clean "Dah"
Unscrew the aerator from the end of the faucet where the water comes out and clean the screen. Sediment build up slows the flow.
CLR--comes in a gray plastic bottle you can purchase at grocery store.
It's possible for the running water to wash it, but so would a kitchen faucet