The Calgary Stampeders hope to prevent concussions with the use of a high-tech helmet. The headgear is equipped with sensors to monitor the velocity and the number of head hits players sustain in games and practices
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Japan to introduce forgery-proof revenue stamps – NHK WORLD
Japan to introduce forgery-proof revenue stampsNHK WORLDJapan's National Tax Agency will introduce anti-counterfeit revenue stamps …