Freeze - Drying
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Points out that the indefinite preservation of delicate biological substances and of certain tissues may be ensured by lyophilization, that is, drying by ice sublimation in a vacuum beginning with specimens already frozen. Uses fast-motion shots to show the successive phases of the phenomenon.
Related films
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, creator, length, format, sound, description
- 16mm Filmography (legacy record) — catalog record
Original permalink · Record added 2023-02-27 02:37:47