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9Sci CH14

9th Science CH14 Useful Materials

TermDefinition
alloy a mixture consisting of a metal and one or more elements
amalgam an alloy containing the element mercury; for example, dental fillings are amalgam
ceramic a material made from dried clay or claylike mixtures
cermet a tough, heat-resistant material that has the properties of both a ceramic and an alloy
composite a mixture of two materials, one of which is embedded in the other
glass a ceramic mixture with no regular crystal structures
plastic polymer-based material that can be easily molded
synthetic fiber a thin strand of synthetic polymer that can be woven into fabrics; examples include nylon and Kevlar fibers