The elevated pH of Clothesline Fresh BLD speeds up soil removal during washing by allowing the individual fibers of a fabric to open up which expedites entrapped soil release. A highly alkaline product that also contains water softening and soil anti-redeposition agents to aid in the washing process. Has a corrosion inhibitor built in, so there is no need to worry about equipment corroding when using this alkaline product. Also acts as an iron scavenger which will reduce low levels of iron in your wash.