On our CodyCross answers based website we have the solution for Silicon __, aka silica, used to make glass. CodyCross game includes different missions and events which update daily so you can earn tokens that are mostly needed to help with answers for challenging clues. Now let's focus on the answer you need for Silicon __, aka silica, used to make glass by scrolling down which is part of CodyCross Famous Rulers Group Puzzle 15.