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Repelling Bugs With The Essence Of Grapefruit

Researchers at the Centers for Disease Control and Prevention are working on a new all-natural insect repellent. It not only keeps bugs away — it kills them in seconds. (Trebol-a/Flickr)
Researchers at the Centers for Disease Control and Prevention are working on a new all-natural insect repellent. It not only keeps bugs away — it kills them in seconds. (Trebol-a/Flickr)

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