Its pH changes very little when a small or moderate amount of strong acid or base is added to it and thus it is used to prevent changes in the pH of a solution. Buffer solutions are used as a means of keeping pH at a nearly constant value in a wide variety of chemical applications.
The Wizard of Oz movie musical premieres in Oconomowoc, Wisconsin. The Wizard of Oz, starring Judy Garland and featuring words and music by E.Y. âYipâ Harburg and Harold Arlen, receives its world premiere in Oconomowoc, Wisconsin, on this day in 1939.
Age of Conan is the first installment in the planned Age of Conan series. Age of Conan takes place within the continent of the Hyborian kingdoms, a year after the events depicted in Robert E. Howard's Conan novel, The Hour of the Dragon. Hyborian Adventures' release celebrated the 76th anniversary of the Conan franchise.