{"id":29952,"date":"2026-05-19T13:34:34","date_gmt":"2026-05-19T11:34:34","guid":{"rendered":"https:\/\/www.vsl.nl\/?p=29952"},"modified":"2026-05-19T13:36:07","modified_gmt":"2026-05-19T11:36:07","slug":"world-metrology-day-2026","status":"publish","type":"post","link":"https:\/\/www.vsl.nl\/en\/news\/world-metrology-day-2026\/","title":{"rendered":"World Metrology Day 2026"},"content":{"rendered":"

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World Metrology Day: Without reliable measurements, no reliable society<\/b><\/h1>\n

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News<\/p>\n

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Wereld Metrologie Dag: Zonder betrouwbare metingen geen betrouwbare maatschappij<\/h2>\n

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On 20 May, the world shines a spotlight on one of the best-kept secrets of our society: metrology. During UNESCO World Metrology Day<\/strong>, we celebrate the science of measurement. And let\u2019s be honest\u2014when you read the headline, your first thought was probably the weather. <\/span><\/div>\n
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Metrology forms the foundation of countless everyday questions we rarely stop to consider: how we can be sure that a kilogram in Amsterdam means the same as a kilogram in Maastricht, how we can trust that we receive the correct dose of radiation during medical treatment, and how we know we are getting exactly the amount of fuel we pay for.<\/span>[\/vc_column_text][vc_column_text css=””]World Metrology Day marks the signing of the Metre Convention in Paris on 20 May 1875. This was the start of international collaboration on a single, coherent global measurement system\u2014enabling science, trade, and industry to function. <\/span><\/p>\n

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The impact of metrology touches everyone, every day. Energy bills are based on measurements from smart meters. Speed enforcement, food safety, noise regulations around airports, and nitrogen measurements in nature areas: in all cases, measurement data determine whether limits are exceeded. If confidence in these measurements is undermined, not only does enforcement come under pressure, but meaningful debate about the standards themselves becomes almost impossible. <\/span><\/p>\n

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Metrology may well be the most underestimated example of global consensus: agreements on what we measure, how we measure, and when something is considered \u2018correct\u2019. Without this shared language, science, healthcare, and the economy would simply not function. <\/span><\/p>\n

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World Metrology Day is therefore more than just a formal date in the calendar. It is a moment to demonstrate the progress we achieve precisely because we are able to measure it so accurately. <\/span><\/p>\n

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