Butyl rubber and EPDM (ethylene propylene diene monomer - a synthetic rubber) are the two best flexible liners for water garden construction. Each of these materials is UV stable and should last 20 years or more. EPDM and butyl rubber are generally available in 45 mil and 60- or 30-mil thicknesses, respectively.
human behavior. The capacity of mental, physical, emotional, and social activities experienced during the five stages of a human being's life-prenatal, infancy, childhood, adolescence, and adulthood.
humanism. 1. any system or mode of thought or action in which human interests, values, and dignity are taken to be of primary importance, as in moral judgments. 2. a devotion to or study of the humanities.3. a theory of the life of man as a responsible being behaving independently of a revelation or deity.Also called naturalistic, scientific, or philosophical humanism. â humanist, n. â humanistic, adj.. a devotion to or study of the humanities. 3. a theory of the life of man as a responsible being behaving independently of a revelation or deity. Also called naturalistic, scientific, or philosophical humanism. â humanist, n.