Imagine a low-fat ice-cream that tastes just as creamy as an unhealthier, full-fat version. Or a colourless drink that bursts into the flavour of your choosing at the flick of a microwave switch. Or intelligent food packaging that detects if the contents are beginning to spoil, changes colour to alert you, and then releases a preservative.
These are some of the promises of nanotechnology, a revolutionary area of research at the atomic or molecular scale of matter. Nanotechnology is expected to have a huge impact on many aspects of our lives, including medicine and the environment, with the development of materials and devices that can monitor blood, detect environmental pollutants and store energy better.
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