They say that what you don’t know can’t hurt you. What about what you can’t see? Nanotechnology is the science of manipulating particles smaller than a billionth of a metre. At these sizes, materials can be used in new ways and some of them even change properties – silver becomes antimicrobial for instance and can be used to treat wounds.
Additives containing nanoparticles have been used for years, for example silica as an anti-caking agent to keep powders flowing freely, or even in a milkshake to enhance the taste.
The food industry’s current and potential uses of nanotech are discussed in a new report from the Science and Technology Committee of the House of Lords, the upper chamber of the UK parliament. (more…)