20 May 2023 was World Metrology Day, commemorating the anniversary of the signing of the Metre Convention in 1875. To mark the occasion, the International Bureau of Weights and Measures (BIPM) and the International Organization of Legal Metrology (OIML) issued a joint press release and Directors’ message.
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First new SI prefixes for over 30 years
The International Bureau of Weights and Measures (BIPM) has formally approved the use of four new SI prefixes to meet the growing needs of science, computing and the increasing amount of online data and to prevent the adoption of unofficial prefix names. The approval of the new prefixes was one of the resolutions of the 27th General Conference on Weights and Measures, which took place on 15-18 November 2022.
Continue reading “First new SI prefixes for over 30 years”Major shake-up of the SI
One of our regular contributors, Ronnie Cohen, has followed up on Martin Vlietstra’s article about the “new kilogram”, with a summary of the forthcoming changes to SI. It proved difficult to create some of the symbols used by SI in the text editor used by Metric Views, and readers who require the full story may wish to visit https://www.bipm.org .
Planned upgrades to the SI
We kick off 2017 with an article for metric geeks.
UKMA launches Measurement Units Style Guide
In an attempt to bring about some improvement in the sloppy and inconsistent way in which metric units are often written, the UK Metric Association has today (5 July 2012) published a “Measurement Units Style Guide”. Aimed at anybody who uses metric units in their writing, the Guide is available in both hard copy and as a free download from the UKMA website.
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