Describes a photochromic plastic article, e. The process can include collecting different categories of waste cotton material from a variety of textile formation processes. Either material may be any material that removes contaminants from water by, e. Resident within the first computing environment is a provisioner related to the user, and storing user profile information, user personalization information, and user customization information. A filter material is disposed with the swellable material and operatively arranged to remove the ions from the flow of fluid before exposure to the swellable material.