COLLOID
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Scientific film on colloids in nature and lab: Tyndall effect, Liesegang rings, Brownian motion, ultra-microscopic particles, colloid production by electric arc, particle migration in electric field, coagulation, swelling of glue, cracking figures, flotation, etc.
Sources
- 16mm Filmography (legacy record) — title, description, catalog record
- Educational Film Guide 1946 — title, year, creator, length, format, description, catalog record
Original permalink · Record added 2026-02-16 20:04:39