Proceedings of Workshop on Asbestos:Definitions and Measurement Methods -Held at National Bureau of Standards,Gaithersburg,Maryland on July 18-20, 1977,

摘要

This document contains invited papers which were given at a workshop on 'Asbestos:Definitions and Measurement Methods'which was jointly sponsored by the National Bureau of Standards of the U. S. Department of Commerce and the Occupational Safety and Health Administration of the U. S. Department of Labor. The discussion portions of the Workshop also have been included as has written material appropriate to the topics under consideration which was submitted to the editors at a later date. The Workshop covered four major topics: Mineralogical Aspects,the Relationship Between Chemical and Physical Properties and Health Effects,Analytical Methods,and Regulatory Positions and Criteria. Also included in these Proceedings is a summary of each of these topics. These summaries serve to define those factors for which there was general agreement at the Workshop,identify remaining points of controversy,and,in some cases,describe additional research required to resolve remaining problems.