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melting, solidification, eutectic transformation, incongruent melting, congruent melting, eutectoid transformation, peritectic transformation, solidus curve, liquidus curve 

Look also these:
http://web.umr.edu/~ownby/phase/melting.ppt
http://chem.arizona.edu/~salzmanr/480a/480ants/2comppd/2comppd.html
http://www.uio.no/studier/emner/matnat/kjemi/MEF3000/h06/undervisningsmateriale/Colloquiums_Phasediagrams_solutions.pdf