An abstract sentence is a sentence that expresses an idea, concept, or quality rather than something you can see, touch, or ...

Information on ultraviolet (UV) radiation is essential for our lives under the Australian sun. We have one of the highest levels of UV exposure and highest rates of skin cancer in the world. Sun ...

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Sandiegouniontribune.com covers local news in San Diego County, CA, California and national news, sports, things to do and the best places to eat, business and the San Diego housing market.

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