Top of the AAT hierarchies
....Associated Concepts Facet
........Associated Concepts
....Physical Attributes Facet
........Attributes and Properties
........Conditions and Effects
........Design Elements
........Color (Facet)
....Styles and Periods Facet
........Styles and Periods
....Agents Facet
........People
........Organizations (Hierarchy Name)
........Living Organisms
....Activities Facet
........Disciplines (facet)
........Functions (Facet)
........Events
........Physical and Mental Activities
........Processes and Techniques
....Materials Facet
........Materials (Hierarchy Name)
....Objects Facet
........Built Environment (Hierarchy Name)
........Components (Hierarchy Name)
........Furnishings and Equipment (Hierarchy Name)
........Object Genres (Hierarchy Name)
........Object Groupings and Systems (Hierarchy Name)
........Visual and Verbal Communication (Hierarchy Name)
....Brand Names
|||........<brand name additives>
|||........<brand name biocides>
|||........<brand name materials>
|||........<brand name preservatives>
........<brand name techniques and processes>