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 Woman of Substance A Woman of Substance A Woman of Substance is a novel by Barbara Taylor Bradford, published in 1979. The novel is the first of a seven-book saga about the fortunes of a retail empire and the machinations of the business elite across three generations. The series, featuring Emma Harte and her family also includes "Hold The Dream", "To Be The Best", "Emma's Secret", "Unexpected Blessings", "Just Rewards" and "Breaking the Rules". "A Woman of Substance" was adapted as "an eponymous television miniseries" as were the sequels "Hold The Dream" and "To Be The Best". The book starts with an elderly