| Agent Name |
Fibrous glass |
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| Formula |
Varies |
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| Major Category |
Mineral Dusts |
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| Synonyms |
Fiber glas; Fiberglass; Glass fibers; Glass wool; |
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| Category |
Synthetic Vitreous Fibers |
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| Sources/Uses |
Usually produced from borosilicate and low-alkali silicate glasses; [NIOSH] 1) continuous filament fibers used in textiles and plastics, or 2) wool-type fibers used in acoustic panels, air ducts, and insulation; |
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| Comments |
Insulation glass wool is not classifiable as to carcinogenicity to humans. [IARC] Glass filaments and glass wool are regulated by OSHA as nuisance dusts. Fibrous glass dust causes skin irritation. See "Synthetic vitreous fibers." |
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| Exposure Assessment |
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| Skin Designation (ACGIH) |
No |
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| TLV (ACGIH) |
5 mg/m3, inhal. fraction(continuous filament glass fiber), 1 respir. fiber/cc(glass wool and special purpose glass fibers) |
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| Adverse Effects |
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| IARC Carcinogen |
Not Classifiable(glass wool) |
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| Links to Other NLM Databases |
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