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Other examples include iron oxides — which add color to makeup and are sun- and blue light-protective — and tocopheryl acetate, a synthetic form of vitamin E that protects skin from free radicals.—Sandee Lamotte, CNN Money, 21 Oct. 2025 The sand here was created from the erosion of nearby Navajo sandstone; the rock has a reddish-orange color from the iron oxide mineral hematite.—Lydia Mansel, Travel + Leisure, 21 Oct. 2025 Meanwhile, mica and iron oxides deliver an instant brightening effect, and hyaluronic acid and squalane seal in moisture for a soft, luminous finish that lasts.—Michelle Rostamian, Allure, 13 Oct. 2025 Low-iron glass is made from ultrapure sand that is low in iron oxide.—Aki Ishida, The Conversation, 10 Sep. 2025 See All Example Sentences for iron oxide
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