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Letterbox Lab® is a registered trade mark of Hatton Science Communication Limited, a company registered in England and Wales with company number 10259964, registered to Unit 6, The Worklab, Rombourne Centre, Moy Road Industrial Estate,Taff's Well, CF15 7QR. We use and store data in accordance with the General Data Protection Regulation (EU) 2016/679. Click here to view our policies, terms and conditions.