The yellow jacket protesters in France are wearing BS EN ISO 20471 compliant hi viz vests. The international ISO 20471 replaced…

The yellow jacket protesters in France are wearing BS EN ISO 20471 compliant hi viz vests. The international ISO 20471 replaced BS EN 471 European Norm standard that itself replaced the British Standard BS 6629. Like many areas, a British Standard became an International Standard

— Think Defence (@thinkdefence) December 5, 2018

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