*The American Society for Testing of Materials, officially known as ASTM International, and best known as simply ASTM, is the one of the largest standards writing organization in the world. In the last issue of its STANDARDIZATION NEWS, a monthly magazine, there is an article Of SI and Standards that summarizes the results of the ASTM longstanding policy that only SI be used in all new standards, and old ones be modified at updates. The link to the article:*
http://www.astm.org/standardization-news/en-route/of-si-and-standards-mj14.html . *In particular, the article states that "of the standards that do use measurement units, 51 % (about 6000 documents) use SI only, 33 % use non-SI units, 16 % use both SI and other, and 17 % use no units (of any kind).* *The rules for the use of units at ASTM are written in the famous Bluebook,* www.astm.org/bluebook Stan Jakuba
