By Morgana Matus, Source: Ecouterre

From perfumes to paints and artificial flavorings, most chemicals produced on an industrialized scale are derived from oil and gas. To bring commercial scents and tastes back to the realm of biology, University of California Davis scientists have engineered bacteria to create esters. These molecules are the basis for many of your favorite sensory experiences and are the backbone of an industry that grosses $20 billion annually.

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