Mixture as its melting point, may differ from those of the components. Some mixtures can be separated into their components by using physical (mechanical or thermal) means. Azeotropes are one kind of mixture that usually pose considerable difficulties regarding the separation processes required to obtain their constituents (physical or chemical processes or, even a blend of them). Mixtures can be either homogeneous or heterogeneous. A homogeneous mixture is a type of mixture in which the composition is uniform and every part of the solution has the same properties. Examples of homogeneous mixtures include alloys and alcohol in water. A heterogeneous mixture
A Girl in a Million Worlds", "Courage of Lassie", "Mildred Pierce", "The Spiral Staircase"' and "Brief Encounter", "The Years Between" and "The Dolly Sisters". Sandra Brennan wrote in Allmovie, "feminists beware! This blatantly sexist comedy may definitely raise a few hackles" ; while David Parkinson in the Radio Times called it "an object lesson in how tastes change, this chauvinistic comedy was co-scripted (with producer-husband Sydney) by Muriel Box, who was one of the few female creatives with clout in postwar British cinema. Moreover, it made a star of Joan Greenwood in a role that basically dismisses women as blethering nuisances who should be seen