Glass wool, often called fiberglass insulation, is made from recycled glass and sand melted at large temperatures and spun into high-quality fibers. 3. Respiratory Irritation: Inhalation of glass wool fibers can irritate the respiratory tract. A mask or respirator created for particulate subject should be worn throughout installation or elimination. https://daltonqomid.worldblogged.com/42391939/glass-wool-insulation-an-overview