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Material is synonymous with substance. It is anything that is (1) __________ of matter – hydrogen, air and water are all examples of materials. Sometimes the word "material" is used more narrowly and refers to substances or (2) __________ with certain physical (3) __________ that are used in production or (4) __________ . In this sense, materials are the components that we need when we want to make something else (from buildings to computers).
A material can be anything: a finished product or a raw material. Raw (5) __________ are materials that are taken from the earth and (6) _________ into a form that can be easily transported and stored. Then they are processed into semi-finished materials. These can be input into a new cycle of (7) _________ to create final products. The examples of raw materials are: cotton, coal, (8) __________ , etc.
In chemistry materials can be divided into metals and non-metals. Different materials have different (9) __________ . Materials and their properties are studied by a special (10) __________ that is called – Materials Science.