It is called water hammer, caused by an air pocket in the waterpipe. You can purchase a Water Hammer Arrestor at a Plumbing or hardware store.
Singing water pipes can be caused by air that is trapped in the pipes. The air can cause a whistling or singing sound, or it can cause the pipes to knock or rattle.
This is called water hammer and occurs when pipes have not been secured down properly or when the water pressure is excessively high
Salt water cause corrosion on most metal pipes.
Usually dissolved calcium is the cause of scaling in pipes that carry water.
It is important to protect water pipes so they don't freeze because when water freezes, it swells. If water is trapped inside the pipes the pressure from it swelling will cause the pipes to burst.
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.
if the pipes are warm or hot at the time the coldwater passes though them, it can cause the pipes to cool and contract
I can't think you are talking drinking water pipes because anitfreeze is poisonous. Nor should you have lead pipes or lead solder in drinking water pipes. So either sleeve pipes or heating pipes then. Antifreeze has inhibitors designed to prevent corrosion.
When your faucets are off, the water is sitting still. As soon as you open a faucet, water starts flowing out due to the pressure created by your water pump. Whenever you turn the water faucet off, the water supply is cut at the spigot and now all that water that was moving has now stopped, suddenly. Sometimes, when the pressure is too high, it can cause what is called water hammer. Water hammer is when a faucet is turned off, a shockwave is sent through the pipes, vibrating them sometimes throughout the entire house.
Earthquakes can cause water pipes, gas pipes, and underground sewers to burst or break, refineries to be damaged, etc. which causes pollution.
Any break or leak on the suction side of your pump can cause air in the lines.
Pressure has nothing to do with pipes freezing. It is just exposure to cold.