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The top layer of each cantilever also features a series of silicon dioxide bars running perpendicular to the waveguide, which keep the cantilever from curling along its width while also improving its length-wise curvature.—IEEE Spectrum, 9 Apr. 2026 The optical fibers that wire our world are predominantly made from silicon dioxide, which also makes up beach sand.—John Ballato, The Conversation, 24 Mar. 2026 Silicosis is a long-term lung disease caused by inhaling very tiny crystalline particles of silicon dioxide, or silica, according to the Cleveland Clinic.—Vanessa Etienne, PEOPLE, 10 Dec. 2025 Amorphous silicon dioxide commonly occurs in foods and supplements, while crystalline silicon dioxide is generally found in industrial settings.—Brittany Lubeck, Ms, Rdn, Verywell Health, 19 Sep. 2024 See All Example Sentences for silicon dioxide