Restoring old revision of "Item:Q248"

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@@ Property / subclass of @@
-media
@@ Property / subclass of: media / rank @@
-Normal rank
@@ Property / instance of @@
-photographic film
@@ Property / instance of: photographic film / rank @@
-Normal rank
@@ Property / made from material @@
-cellulose acetate
@@ Property / made from material: cellulose acetate / rank @@
-Normal rank
@@ Property / raw material processed @@
-cellulose acetate
@@ Property / raw material processed: cellulose acetate / rank @@
-Normal rank
@@ Property / has effect @@
-film degradation
@@ Property / has effect: film degradation / rank @@
-Normal rank