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.
Other possible causes of a black hairy tongue include smoking or using other tobacco products, drinking excessive amounts of coffee or tea, and failing to follow a regular routine of daily oral hygiene.