Sur le mur de l’école maternelle Jacques Prévert, au centre de Portet, un compteur a été installé par les parents d’élèves de ...
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Amazon S3 on MSNX-Rays: The Discovery that Revolutionized Science (1895)Wilhelm Röntgen discovered X-rays while experimenting with cathode rays and crystals, leading to the realization that invisible rays could cause fluorescence and penetrate lightproof materials.
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