The floor tile has been used for a long time to blacken, how to make it restore its true color
Dilute hydrochloric acid, wear gloves, and quickly clean hydrochloric acid. Remarkable effect! Low price!
Cleaning and maintenance of tiles:1, ceramic tile surface of ordinary dust can choose detergent, soap, washing powder and other cleaning.2, polished brick factory wax layer, you can use decontamination king to clear.3, ceramic tile surface remaining cement scale, caulking agent and other dirt, can use descaling king to clear.4, paint, paint and other pollutants are dissolved by chemical solvents, such as day, water and so on.5, black metal scratches, welding, printing, etc., can be removed with descaling wang.
The hydrochloric acid or phosphoric acid solution and water 1:5 certainproportion, will adjust the good water spray on it (you can also wear rubber gloves wipe with a cloth dampened with water), rub a few times you can.
