magnetic sheet Fundamentals Explained
d. Drying and managing: Allow the printed sheets to dry totally ahead of handling to stay away from smudging. Alexander Neckam, by 1187, was the 1st in Europe to explain the compass and its use for navigation. In 1269, Peter Peregrinus de Maricourt wrote the Epistola de magnete, the first extant treatise describing the Houses of magnets.Neodymium