When a retailer weighs out his product in front of the customer, can the customer trust the scales? It is usually up to local government to certify the accuracy of such scales, though in recent years, certification of measuring devices within much of the world has been privatised with various countries’ national laboratories overseeing the certification process.
Continue reading “Is that really one kilogram?”Tag: accuracy
The conflict between measurement choice and accuracy
When the Government launched its “Choice on units of measurement: markings and sales” consultation, it stated that it is committed to reviewing the current law to identify how more choice can be given to businesses and consumers over the units of measurement they use for trade, while ensuring that measurement information remains accurate. These two objectives are in direct conflict. If you want to know how they conflict, read on.
Continue reading “The conflict between measurement choice and accuracy”Government Imperial Units consultation bedevilled by inaccuracy, bias, bodges and computer blunders
The Government consultation into the choice of units of measure in the retail sector [ref 1] has been bedevilled by inaccuracies, bias, bodges and probably computer blunders. The Foreword of the document (unsigned) is not only riddled with inaccuracies and half-truths, but the explanation of the law relating to units of measure in the retail trade bypasses the fundamental principles behind the display of prices.
Continue reading “Government Imperial Units consultation bedevilled by inaccuracy, bias, bodges and computer blunders”Multiple conversions for same social distances
If you thought social distancing was simple, think again. Ronnie Cohen draws attention some examples of confusing conversions. When will we learn to think metric and not convert?
Continue reading “Multiple conversions for same social distances”Possible redefinition of the second
A few days ago, a news story appeared about the possible redefinition of the second. The BBC reported that scientists have invented a clock that loses just one second in 300 million years.
Metric Views 