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Today, most internet traffic travels through glass fibers using laser light.—Christopher McFadden, Interesting Engineering, 13 June 2026 Their in-flight wear included a jacket and trousers made out of a fire-resistant glass fiber.—Ashley Belanger, ArsTechnica, 23 Apr. 2026 In 1970, Corning invented the first glass fiber that was useful for long-distance communication.—Katie Tarasov, CNBC, 27 Jan. 2026 The breakthrough was the development of solid-state lasers that use bundles of glass fibers doped with exotic elements like ytterbium, erbium, and thulium along with aluminum, germanium, and phosphorus.—New Atlas, 17 Jan. 2026 See All Example Sentences for glass fiber