Possible Clues:

• Turn white, perhaps
• Lighten lingerie originally in maroon
• Turn white left in place where you'd usually do the opposite
• Make colourless; whiten
• Laundry item
• Liquid disinfectant
• Toxic chemical left in Strand
• In trouble, a cheetah appears to turn white
• Household name for dilute sodium hypochlorite
• Clorox, e.g