Composition. The most common types of glass fiber used in fiberglass is E-glass, which is alumino-borosilicate glass with less than 1% w/w alkali oxides, mainly used for glass-reinforced plastics.he first type of glass used for fiber was soda lime glass or A-glass (A for the alkali it contains). It is not very resistant to alkali. A new type, E-glass, was formed; this is an alumino-borosilicate glass that is alkali This was the first glass formulation used for continuous filament formation.
Some of the comorbid or associated medical symptoms for Hairy leukoplakia may include these symptoms: 1  Hepatitis. 2  Thrombocytopenia. 3  Body symptoms. 4  Lymphadenopathy. Acquired causes of aplastic anemia.  Acquired causes of aplastic anemia in 1  toddlers. Bell's 2  palsy. more associated symptoms...Â».
Oral leukoplakia is usually not painful. However, leukoplakia symptoms should not be ignored. The condition is considered to be mostly benign (non-cancerous), but in a small percentage of cases leukoplakia patches show early signs of cancer. While oral leukoplakia lesions rarely develop into cancer, many cancers of the mouth are found adjacent to areas of leukoplakia.