Sol gel process definitions

Sol-gel process

1) Ceramic engineering 2) Transparent material
Found on https://www.crosswordclues.com/clue/sol-gel-process

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sol-gel process

preparation process of precursors using liquid colloidal solutions of metal salts to obtain a gel by a subsequent heat treatment
Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=815-05-28

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