. . . "Examples of these materials are pesticides (specifically insecticides, herbicides, nematicides, and fungicides, and the like) which are applied as a water spray, cleaning products (such as laundry detergents, bleaches, and caustic cleansers) which are dissolved in wash water, process chemicals (such as carbon black and activated charcoal) which can be slurried in water, and pigments and dyes which" .