Water - Raw Material No 1
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Illustrates the purification for re-use of contaminated industrial water in chemical work, coke production and steelworks.
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Sources
- 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, length, format, sound, description
- 16mm Filmography (legacy record) — creator, catalog record
Original permalink · Record added 2023-02-27 06:30:44