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<pre>I have edited the units page to include the long ton.</pre>
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<pre wrap=""><a class="moz-txt-link-freetext" href="https://wiki.openstreetmap.org/wiki/Map_Features/Units">https://wiki.openstreetmap.org/wiki/Map_Features/Units</a> </pre>
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And edited the weight page to exclude the unit from the definition.
And also mention the tonne (BE!).
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<pre wrap=""><a class="moz-txt-link-freetext" href="https://wiki.openstreetmap.org/wiki/Key:maxweight">https://wiki.openstreetmap.org/wiki/Key:maxweight</a></pre>
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<pre>It makes a few barleycorns of difference. </pre>
<pre>(Barleycorns were used as a unit of weight ... and length just to confuse).</pre>
<pre>I too recall the hundredweight from my youth, but I don't recall the relationships. </pre>
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<pre>For those interested in old units, from wikipedia </pre>
<pre><a class="moz-txt-link-freetext" href="https://en.wikipedia.org/wiki/List_of_obsolete_units_of_measurement#Mass_or_weight">https://en.wikipedia.org/wiki/List_of_obsolete_units_of_measurement#Mass_or_weight</a></pre>
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On 27/01/19 12:45, Paul Allen wrote:</pre>
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<pre>On Sun, 27 Jan 2019 at 00:49, Sergio Manzi <<a href="mailto:smz@smz.it" moz-do-not-send="true">smz@smz.it</a>> wrote:</pre>
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<pre>... but now I have a doubt... I don't find any referenece... have
I been pranked? :-/</pre>
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<pre>I thought perhaps you had, because I couldn't turn up anything on a google search.</pre>
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<pre>Which is why I said I hadn't heard of it. But I was puzzled when you responded that</pre>
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<pre>the imperial hundredweight was "112 lb 8 stones" so I checked. And found</pre>
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<pre><a href="https://en.wikipedia.org/wiki/Hundredweight" moz-do-not-send="true">https://en.wikipedia.org/wiki/Hundredweight</a>. So you were right about the cental.</pre>
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<pre>Except in British English we used hundredweight in my youth because we had never</pre>
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<pre>heard of "centum weight" or "quintal." And, to be honest, even hundredweight</pre>
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<pre>wasn't much used outside of people involved in bulk transportation of heavy</pre>
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<pre>goods, so it was pretty much ounces, pounds, stones and tons for ordinary</pre>
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<pre>people.</pre>
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<pre>There are many more units of weight. I dimly remember a very old Science Fiction</pre>
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<pre>story in which aliens failed to invade the Earth because they were confused by all</pre>
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<pre>the different units of weight involved. I can't remember the name of the story or the</pre>
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<pre>author, but I can remember that one of the bizarre units was the catty.</pre>
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<pre>This way madness lies. Some of these bizarre units of weight are still in use in</pre>
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<pre>various parts of the world. The link above has an image of a weight restriction</pre>
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<pre>sign on Alderney (not part of the UK but a Crown Dependency) of 30cwt. Which</pre>
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<pre>is imperial cwt (or centum weight) not US cental. I'm seriously starting to think</pre>
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<pre>the wiki page adopted the most sensible strategy of saying that weights should</pre>
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<pre>be in metric units.</pre>
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<pre>Except for one problem. The various tons and hundredweights are not units of</pre>
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<pre>weight but of mass, so weight restrictions are given in mass units not weight</pre>
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<pre> units. We should be specifying weight restrictions in Newtons, dynes</pre>
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<pre>poundals and slugs.</pre>
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<pre>OK. Let's deprecate weight restrictions. Change the wiki to say weight restrictions</pre>
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<pre>are not permitted. :)</pre>
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<pre>-- </pre>
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<pre>Paul</pre>
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