The glass covers represent a protection for the discs avoiding scratches or breaks in their storage.
A compact disc is a type of optical device to store data in digital format, consisting of any type of format such as:
Compact discs are fragile because their materials are fragile under different climatic conditions and other characteristics, therefore it is necessary to deposit them in a special container that isolates it and prevents damage.
For this, synthetic glass boxes were developed in which the compact discs are deposited to prevent them from being scratched and the information from being lost.
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