Acidic paper
Phenomenon with acid in paper pulp / From Wikipedia, the free encyclopedia
Acidic paper is paper which was manufactured using acidic substances.[1] Widely used since the mid-nineteenth century, its pages become yellow within years, extremely brittle over decades, and eventually unreadable in the library and archive collections intended to perserve them.[2] This process has been called "slow fire".
The examples and perspective in this article deal primarily with Poland and do not represent a worldwide view of the subject. (July 2023) |