The term CLEANSER BRAND refers to five different brands of cleansers. Lysol is a brand of disinfectant and cleaning products that has been around since 1889. COMET is a brand of scouring powder that was first introduced in 1956. AJAX is a brand of household cleaner that was first introduced in 1947. Oxy is a brand of laundry detergent that was first introduced in the 1950s. Bonami is a brand of all-purpose cleaner that was first introduced in the 1970s.