Cellulose acetate film

（重定向自Vinegar syndrome）

Cellulose acetate film, or safety film, is used in photography as a base material for photographic emulsions. It was introduced in the early 20th century by film manufacturers as a safe film base replacement for unstable and highly flammable nitrate film.

单词	Vinegar syndrome
释义	Vinegar syndrome 英语百科 Cellulose acetate film （重定向自Vinegar syndrome） Cellulose acetate film, or safety film, is used in photography as a base material for photographic emulsions. It was introduced in the early 20th century by film manufacturers as a safe film base replacement for unstable and highly flammable nitrate film.
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