INTELLIGENCE: Requires the ability to apply principles of logical or scientific thinking to define problems, collect data, establish facts, and draw valid conclusions; to interpret an extensive variety of technical instructions in mathematical or diagrammatic form; and to deal with several abstract and concrete variables. LANGUAGE ABILITY: Requires the ability to read a variety of correspondence, reports, forms, newsletters, schedules, manuals, invoices, requisitions, menus, recipes, journals, etc.