If you are considering using brick acid, or muriatic acid, to clean your brick, there are some things you should consider. Using muriatic acid is risky because of its potential for damaging material it comes in contact with, including clothing, metal, and

Clean Bricks and Mortar With Muriatic Acid This is a flakey white deposit that occurs when the moisture within the bricks and mortar comes to the surface. The liquid combines with additional minerals within the masonry.

Let the brick absorb the cleaner for 3-5 minutes, then use the water brush to scrub any residue off the brick. Repeat this process until the brick is clean. If the desired results are not achieved, strengthen the concentration of the cleaner in the bucket