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An image showing a pop art style wallpaper, repeated images of a blue tongue sticking out of red lips, to illustrate an article on flavour chemistry
An image showing a woman in a lab coat seated at a desk using a gas chromatography olfactometer
An image showing a man wearing a flat cap and glasses behind a table covered with bowls of different kinds of coffee beans, glasses and cups. He's testing the quality of the coffee beans by smelling them.