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Electrolytic process
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<p>An electrolytic process is the use of <a href="/facts/Electrolysis/pU75nCDI">electrolysis</a> industrially to refine metals or compounds at a high purity and low cost. Some examples are the <a href="/facts/Hall-H%25C3%25A9roult_process/CgW4b08l">Hall-Héroult process</a> used for <a href="/facts/Aluminium/7wmR8jYE">aluminium</a>, or the production of <a href="/facts/Hydrogen/BoYHjl0J">hydrogen</a> from <a href="/facts/Water/0lkXnJPK">water</a>. </p>