Smart labels can reduce 1.27 billion tones of food wastage


A printed temperature sensor developed by PST Sensors, a nanotechnology company started by Cape Town physicists Margit Harting and David Britton, is on the verge of being mass-produced. Norwegian manufacturer Thin Film Electronics ASA plans to use PST’s sensors as a component of inexpensive, smart labels. Uses are manifold: for example letting health care professionals know whether a drug has been kept at the right temperature or if a piece of meat or carton of eggs has been correctly refrigerated. Ultimately these devices may even tell consumers how fresh their food is and potentially reduce the 1.27 billion tons of food wasted globally every year. Read more


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Peter has a career in publishing and conservation spanning more than four decades. His most recent project has been the development of Untold Africa, a meeting place for intelligent, engrossing and entertaining dialogue for a global community of like-minded people - people who share a common passion for the wild places of Africa, the creatures that inhabit them, and the breadth of African culture. See more

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