Where are metric units legal on British roads?

In response to readers’ comments about the legal status of metric units on British roads, Ronnie Cohen has written a summary which he hopes will clarify the situation.

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Official BBC Measurement Policy

As we become used to metric measures for social distancing, Ronnie Cohen, one our frequent contributors, looks at the measurement policy of our national broadcaster. Apparently, it is the over 50’s who are responsible for the muddle.

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Early parliamentary debates on metrication

Hansard provides many insights about the ideals of and the prevailing attitudes to metrication. With the benefit of hindsight, we can see where the actual course of events has fallen short of those ideals and the mistakes that got us into the current measurement muddle.

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Legal position on metric social distance signs

Now that we have all become accustomed to metric social distance signs, it might be a good time to look at their legality, which some have questioned. Ronnie Cohen has investigated and reports his conclusions.

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Micro metric measurements in everyday products

SI is capable of measuring anything from the tiniest particles to the largest objects in the universe. While it may sound technical and scientific, there are practical benefits of tiny measurements in some everyday products. Here, Ronnie Cohen takes a look.

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