oxide ceramics
81Timeline of materials technology — BC= * 29,000–25,000 BC First ceramic appears *3rd millennium BC Copper metallurgy is invented and copper is used for ornamentation *2nd millennium BC Bronze is used for weapons and armour *1st millennium BC Pewter beginning to be used in China… …
82History of materials science — The history of materials science is the study of how different materials were used as influenced by the history of Earth and the culture of the peoples of the Earth.PrehistoryThe materials used by different cultures in most cases were the only… …
83chemistry — /kem euh stree/, n., pl. chemistries. 1. the science that deals with the composition and properties of substances and various elementary forms of matter. Cf. element (def. 2). 2. chemical properties, reactions, phenomena, etc.: the chemistry of… …
84art conservation and restoration — Maintenance and preservation of works of art, their protection from future damage, deterioration, or neglect, and the repair or renovation of works that have deteriorated or been damaged. Research in art history has relied heavily on 20th and… …
85Cobalt — This article is about the metal. For other uses, see Cobalt (disambiguation). iron ← cobalt → nickel ↑ Co ↓ Rh …
86Industrial Review — ▪ 1994 Introduction The period since 1990 was proving a difficult time for the older industrialized economies, which had suffered from prolonged recession at home, and also for the previously centrally planned economies of Eastern Europe… …
87Uranium trioxide — IUPAC name Uranium trioxide Uranium(VI) oxide …
88Pottery — Pot and Pots redirect here. For Pot, see Pot (disambiguation). For POTS, see POTS (disambiguation). Unfired green ware pottery on a traditional drying rack at Conner Prairie living history museum …
89Smelting — For other uses, see Smelt (disambiguation). Electric phosphate smelting furnace in a TVA chemical plant (1942) Smelting is a form of extractive metallurgy; its main use is to produce a metal from its ore. This includes iron extraction from …
90Cermet — A cermet is a composite material composed of ceramic (cer) and metallic (met) materials. A cermet is ideally designed to have the optimal properties of both a ceramic, such as high temperature resistance and hardness, and those of a metal, such… …
