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Some of these droplets vaporize into aluminum oxide aerosol, while others scatter and cool down, eventually drifting to the ground in the form of nano- and micrometer-sized bits of aluminum.—Tereza Pultarova, Space.com, 5 May 2025 Brent Lewin/Redux That turned out to be sapphire, a crystal of aluminum oxide that can be synthesized in the laboratory.—IEEE Spectrum, 24 June 2021 Scientists have long known that aluminum oxide can accelerate ozone depletion and contribute to thermal changes in the upper atmosphere.—Tereza Pultarova, Space.com, 14 Apr. 2025 The aluminum oxide casing also helps dissipate heat efficiently, enabling the amp to run cool, even during extended listening sessions.—Mark Sparrow, Forbes, 18 Mar. 2025 See All Example Sentences for aluminum oxide
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