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.
With this impetus, I wanted to discover who was âThe Wizard of OZ,â the man behind the curtain, by shedding some light on the shadow cast upon L. Frank Baum by the film his work inspired. Born Lyman Frank Baum in 1856, just east of Syracuse in Chittenango, NY.