Scale removal is an important maintenance activity on heat exchangers and other industrial water handling equipment. Over time, calcium carbonate from hard water builds up on the surfaces of pipes and ...

Q. I have a plowing company. Last winter while plowing, I left rust streaks on two properties. Though they are not very noticeable, they are noticeable. Do you have any ideas or solutions to removing ...

Several weeks ago I answered a letter in this column concerning removing hard water scale build up in plumbing supply pipes using muriatic acid and potassium permanganate. I discouraged the practice, ...