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.
Obedience (human behavior) Obedience, in human behavior, is a form of social influence in which a person yields to explicit instructions or orders from an authority figure. Obedience is generally distinguished from compliance, which is behavior influenced by peers, and from conformity, which is behavior intended to match that of the majority. Depending on context, obedience can be seen as immoral, amoral or moral. Humans have been shown to be obedient in the presence of perceived legitimate authority figures, as shown b