1950s
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Footage of milk being pasteurized. Shots of cans on an assembly line…
1950s
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Shots of petri dishes and various moldy foods. Footage of a scientist in a…
1950s
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Footage of microscopic level of yeast. A woman shown kneading dough and…
1950s
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Extreme close up shots of a moldy slice of bread. Mold shown on a…