We are using harpic for few years and we can clearly say the most effective bathroom cleaner in the market we used for cleaning our bathroom tiles kitchen floor and many more as my baby is old and she having a tendency to roam in the house so it is come effective as a disinfectant and we can use it on mob to clean our house. it kills 99.99 percent of bacteria and deadly viruses. toilet is the most bacteria and virus prone area so we have to keep it clean and it removed yellowish colours from the commode it also helps in keeping the basin white.