greenroom

1. A room close to the stage in a theater, in which the actors wait until it is time for them to go on to the stage, or during the intervals of their parts. Called from having been originally painted in green. 2. A room in a warehouse where new or green cloth is received from the weaving factory. Green Salt of Magnus, 8. Chem.: Pt(NH3)4Cl2+PtCl2. A double salt of platinous chloride with platinous tetra mine chloride. Obtained by pouring a boiling solution of platinous chloride in hydrochloric acid into exce of aqueous ammonia. It is green crystalline powder, insoluble in water.