Reports on the International Organization for Standardization's reapproval of ISO 9706 standard for permanent paper. Countries that voted for the standard's reapproval; Research on lignin in paper; Criteria for folding endurance; Information resources.
Discusses the presence of a minute amount of radioactivity in the paper used in books and journals. Presence of radium-226, thorium-232, potassium-40, cesium-137 and other radionuclides in journals made of high-quality paper; Difference in radioactivity due to difference in type of pulp, the production processes and the additives used.
Published
1994
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