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Subject
- Chemistry--Experiments16
- Christmas16
- Lectures16
- Science--Study and teaching16
- University of Wisconsin--Madison13
- Liquid nitrogen12
- Combustion9
- Santa Claus (Fictitious character)9
- Chemiluminescence6
- Carbon dioxide5
- Educational films4
- Sublimation (Chemistry)4
- Polyurethanes3
- Polymers2
- Glass blowing and working1
- Ice cream, ices, etc.1
- Liquid oxygen1
- Music and science1
- Nylon1
- Weaver, John C. (John Carrier), 1915-1