The History of Fiberglass — The Thread They Told You Was Safe

Why does fiberglass itch? 🧵 In this video we unravel the myth and trace the story of glass fiber — from the accidental discovery of glass drawn into thread, to the insulation stuffed into millions of American attics and the hulls that ended the age of wooden boats, and the decades of argument over what those fibers do inside a human lung. A miracle material with an uncomfortably familiar shape. If you enjoyed this textile history deep dive, like the video, subscribe to Fabric Myths, and leave a comment with the fabric origin story we should cover next 👇