page_title: Conservation and restoration of film
section_title: Types of deterioration
hierarchical_section_title: Conservation and restoration of film / Acetate deterioration / Types of deterioration
caption_attribution_description: English: AD strips used to monitor the level of acetic acid and negative degradation; testing the level of "vinegar syndrome".
context_page_description: The conservation and restoration of film is the physical care and treatment of film-based materials. These include photographic materials and motion picture.
caption: AD strips used to monitor the level of acetic acid and negative degradation; testing the level of "vinegar syndrome"
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