DDT has been proven to be extremely harmful to the environment.
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Located in the stratosphere, the ozone layer acts like sunscreen, blocking potentially harmful ultraviolet energy from reaching our planet's surface.—Doyle Rice, USA Today, 20 May 2025 Even apps like YouTube Kids can expose kids to harmful content.—Anna Halkidis, Parents, 19 May 2025 Viscose usually requires harsh chemicals, but these sheets are Oeko-Tex certified, which means they're made without harmful chemicals and pesticides.—Nena Farrell, Wired News, 19 May 2025 Customers confirm the quality, softness, and longevity of this pick, made from 100% cotton and Oeko-Tex certified to be free of a range of harmful chemicals.—Julia Harrison, Architectural Digest, 19 May 2025 See All Example Sentences for harmful
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