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How smart tags can indicate food spoilage

The video thumbnail image shows a collage of a Campbell's condensed soup can, a bowl of tomato soup, a grilled cheese sandwhich, and a 1950s housewife spooning soup into a pot.

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Chapter 4 pg 42 - Chapter header of The Adventures of Tom Sawyer by Mark Twain. Published in 1884 by The American Publishing Company

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Videos

How smart tags can indicate food spoilage

How smart tags can indicate food spoilage

Learn about scientific research into smart tags, small gel-like tags on food packaging...

Video: © American Chemical Society (A Britannica Publishing Partner)

The video thumbnail image shows a collage of a Campbell's condensed soup can, a bowl of tomato soup, a grilled cheese sandwhich, and a 1950s housewife spooning soup into a pot.

How artificial dyes color our taste in food

Imagine you opened a can of tomato soup, and it was…brown.

Video: Encyclopædia Britannica, Inc.

VIEW MORE in these related Britannica articles: