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The acid in vinegar reacts with iron oxide and dissolves the rust.—Brandee Gruener, Southern Living, 29 July 2025 The cabins’ deep red hue is down to a mix of iron oxide and fish blood.—Phil Thomas, Travel + Leisure, 15 July 2025 This formula blends zinc oxide and iron oxide to block UVA and UVB rays, and can even help block out blue light.—Alanna Martine Kilkeary, Glamour, 9 July 2025 Rust, which is a common form of iron oxide found here on Earth, also often has a reddish color.—David Joffe, Space.com, 19 June 2025 See All Example Sentences for iron oxide
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