... utensils, virus disinfection, to prevent cross-contamination.(5) before meals, and after hand washing, disinfection. No disinfectant. More convenient to ... plaque, in addition to acne pimples.(7) Cleaning maternal and infant supplies, towels, sterilization, no disinfectant, to remove ... clean air, decomposition of airborne bacteria, soot. odor and other harmful substances.(11) of indoor space for anti ...