Black fiberglass tissue can be recycled, but its recyclability diminishes with each cycle due to the degradation of its physical properties. The first recycling process is usually the most effective, and subsequent recyclings result in a material of lower quality. Fiberglass, being a composite material, faces challenges in the recycling process because it combines glass fibers with plastic resins. While some industries may reuse fiberglass for specific purposes, it's not typically recycled multiple times like some other materials due to the loss in strength and structural integrity.