Synthetic Vitreous Fibers and Identifying Occupational Exposure Risks in California

Synthetic vitreous fibers (SVFs) are man-made fibrous materials used for thermal and sound insulating purposes, and to reinforce other building materials. One of them, glass wool fibers, was listed by the California Office of Environmental Health Hazard Assessment (OEHHA) as known to the state to cause cancer for purposes of Proposition 65 all the way back in 1990. – – SVFs consist of inorganic materials that contain aluminum or calcium silicates, and are made from rock, clay, slag or glas…

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Synthetic Vitreous Fibers and Identifying Occupational Exposure Risks in California