16mm Filmography
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Fire, Earth, Metals

Describes how few metals occur naturally and that most must be extracted from their ores. Points out that, until quite recently, the science behind their extraction had remained almost unaltered since the Bronze Age, while the technology has vastly improved.

More in Exploring Science Series

  1. Designing Structures 1982
  2. Fire, Earth, Metals 1982
  3. Reproduction And Survival 1982
  4. Solving The Energy Problem 1982

Related films

Sources

  1. A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, year, creator, length, format, description
  2. 16mm Filmography (legacy record) — sound, catalog record

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