silica: Silicon dioxide (SiO2). Note 1: Silica may occur in crystalline or amorphous form, and occurs naturally in impure forms such as quartz and sand. Note 2: Silica is the basic material of which the most common communication-grade optical fibers are presently made. [After FAA]

This HTML version of FS-1037C was last generated on Fri Aug 23 00:22:38 MDT 1996