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 hairy leukoplakia (OHL) is considered one of the most common oral disorders in persons infected with HIV, occurring in approximately 15 to 20% of patients. Following the widespread use of highly active antiretroviral therapy in the mid 1990s, the prevalence of oral hairy leukoplakia has significantly declined.