The glass fiber may be randomly arranged, flattened into a sheet (called a chopped strand mat), or woven into a fabric. The plastic matrix may be a thermosetting plastic â most often epoxy, polyester resin â or vinylester, or a thermoplastic.he glass fiber may be randomly arranged, flattened into a sheet (called a chopped strand mat), or woven into a fabric. The plastic matrix may be a thermosetting plastic â most often epoxy, polyester resin â or vinylester, or a thermoplastic.
A hairy tongue is almost always painless and rarely causes any other symptoms. Still, some symptoms or complications of hairy tongue can occur at the same time as the elongated FP. These additional symptoms include: Burning on the tongue: The bacteria or yeast growth may cause a burning or stinging sensation.
Brown tongue or hairy tongue is caused by poor diet and, most often, by poor dental hygiene. The area at the back of the tongue catches food debris, and over time, the debris builds up, causing a brown or brown hairy appearance.