Assertion: fiber optic cable's fiber | /r/ObjectUse | used as protective outer layer
Facets:
Source sentences:
text: : while many people refer to it as Kevlar, the registered trademark name, it’s nothing more than the “yellow hair” or synthetic fiber that is used as the protective outer layer.
text: while many people refer to it as Kevlar, the registered trademark name, it’s nothing more than the “yellow hair” or synthetic fiber that is used as the protective outer layer.