Toilet germs can cause diseases like Diarrhea, Jaundice & Typhoid. Everytime you flush, these germs can jump out of your toilet and spread onto your personal items like Toothbrush, Comb and slippers. Ordinary toilet cleaners are ineffective in removing these disease-causing germs. Domex Ultra Thick Bleach KILLS ALL-KNOWN GERMS dead. Ordinary Acid based Toilet cleaner have a harsh pungent smell and also can emit harmful fumes when in contact with water. Domex Toilet cleaner is based on a bleach formulation that is known to kill germs and is safe to use in your toilet. Domex is trusted by the Philippine Public Health Association.