Author Archives: ronniec

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. Likes(8)Dislikes(0)

Posted in Law, Road signs, Transport | Tagged , , , , , , | 3 Comments

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. Likes(10)Dislikes(0)

Posted in Consumer affairs, Education, Media | Tagged , , , , , , | 23 Comments

Our awkward vehicle specifications

Ronnie Cohen looks at some consequences for the motorist of the UK’s measurement muddle. Likes(15)Dislikes(3)

Posted in Consumer affairs, Transport | Tagged , , , | 14 Comments

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 … Continue reading

Posted in History, Law | Tagged , , , , , , | 8 Comments

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. Likes(13)Dislikes(2)

Posted in Health, Law, Road signs, Transport | Tagged , , , , , , , , , , , , , | 6 Comments

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 … Continue reading

Posted in Consumer affairs, Science, Technical | Tagged , , , , , , | 9 Comments

An unnatural foot

Ronnie Cohen looks at the tenuous link between the imperial foot and human feet. Likes(9)Dislikes(0)

Posted in Consumer affairs, Myths | Tagged , , , , , , , , | 14 Comments

International comparisons of social distancing measures

Following on from his article about social distancing in the UK (Metric Views, 16 April), Ronnie Cohen now considers the contribution of the global measurement system to understanding the pandemic. Likes(6)Dislikes(0)

Posted in Health | Tagged , , , , , , , | 30 Comments

New speed limit in central London

Ronnie Cohen, one of our regular contributors, comments on the introduction on 2 March of a 20mph speed limit on certain roads in London’s Congestion Charging Zone. Likes(11)Dislikes(2)

Posted in Road signs, Transport | Tagged , , , , , , | 25 Comments

Two-metre social distancing is well understood

We are now several weeks into the lockdown to contain the spread of coronavirus (also known as COVID-19). Ronnie Cohen, one of our frequent contributors, looks at a particular aspect of government advice – social distancing. Likes(14)Dislikes(0)

Posted in General, Health, Road signs | Tagged , , , , , , , | 39 Comments