Phase diagram can be constructed that show the effect of more than two variables on the phase of a substance. Phase diagrams can use other variables in addition to or in place of temperature, pressure and composition, for example the strength of an applied electrical or magnetic field, and they can also involve substances that take on more than just three states of matter. One type of phase diagram plots temperature against the relative concentrations of two substances in a mixture called a "binary phase diagram", as shown at right. Such a mixture can be either a solid solution, eutectic or peritectic,
A Mixture of Frailties A Mixture of Frailties A Mixture of Frailties, published by Macmillan in 1958, is the third novel in The Salterton Trilogy by Canadian novelist Robertson Davies. The other two novels are "Tempest-Tost" (1951) and "Leaven of Malice" (1954). The series was also published in one volume as The Salterton Trilogy in 1986. The trilogy revolves around the residents of the imaginary town of Salterton, Ontario. The protagonist, Monica Gall, is a working-class girl with a beautiful singing voice. When Louisa Bridgetower dies, she leaves instructions to start a trust for the education of a young woman, in Europe, until such