You replace them with a non ferrous metal such as copper Type L or Brass piping schedule 40
either sand paper or there are chemicals that clean off rust Replace water lines if rust is inside of pipe. If rusty water in water lines, check for other possible causes.
rusty water
I think it has something to with your pipes not your water. Your pipes are must probably rusty and it is coming out in the water.
ht of bathroom faucet
yes old galv pipe will flake and the iron will start to rust causing rusty water.
Because it rusts very easily. You woudn't want to use rusty water, believe me.
Your pipes aren't clean "Dah"
A water faucet is the mechanical device fitted to the water supply pipes over bathroom and kitchen sinks. When turned on they supply water.
Mostly hard water which damages pipes and internal parts of plumbing.
Additional shut off valve, below sink or in basement. Incomplete pipes not tied into bathroom sink line.
If the plumbing in your house is old, it is probably rusty water pipes or rust from within the Hot Water heater. Des Perado
Because it rusts very easily. You woudn't want to use rusty water, believe me.
You can purchase new water pipes from your local hardware store. Some home improvement stores also sell them, like Lowes, and some specialist bathroom outlets sell them too.