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.
A black hairy tongue is caused by too much bacteria or yeast growth in the mouth. The bacteria build up on tiny rounded projections called papillae. These lie along the surface of the tongue. Instead of shedding as they normally do, the papillae start to grow and lengthen, creating hair-like projections.