Nurse Ratched desires order, and she wants complete power, so she manipulates her patients and the staff to do fulfill her desires. As the head nurse and as a woman with many connections both inside and outside of the hospital, she is able to maneuver things so that most situations fit her expectations.
Manganese is an important metallic element that has many uses in making steel, batteries, alloys, pigments, fertilizer, bricks, glass, textiles, plastics and many other products. Geology.com News Rocks Minerals Gemstones Articles Dictionary State Maps World Maps Store
* MnO2 is used in combination with anthracite, sand, and gravel in industrial water treatment plants. * Manganese dioxide also catalyses the decomposition of hydrogen peroxide to oxygen and water: 2 H2O2(aq) â O2(g) + 2 H2O(l) * Eighteenth-century British chemists referred to MnO2 simply as manganese.Elemental manganese was known as regulus of manganese. * Ancient cave painters used MnO2 as a black or brown pigment. MnO2 was used for production of chlorine in the eighteenth century, before being displaced by electrolytic methods. The manganese dioxide was subsequently recovered by the Weldon process. * Earliest glassmakers used MnO2 to remove the natural bluish-green tint of glass, or to add a pinkish or purplish color.