TBC (Toilet Bowl Cleaner) is an acid based stainless steel urinal cleaner. It contains wetting agents and penetrants for removing unsightly rust stains, hard water salt deposits and uric acid deposits from urinals and toilet bowls.. Is it safe to use in porcelain too. Advantages of TBC (Toilet Bowl Cleaner): Biodegradable Mixes easily with water, yet rust inhibited Non-flammable Fast dissolving…
