Household Chemistry
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Uses Laboratory experiments to illustrate simple principles of chemistry used in the home. Defines and explains the difference between soap and detergent. Shows their role in cleaning. Demonstrates the softening of water, the effect of alkaline chemicals on cloth, and the cleaning of tarnished silver. (KQED) Film.
Sources
- 16mm Filmography (legacy record) — title, length, format, color, description, catalog record
Original permalink · Record added 2024-04-22 22:01:38