A new form of packaging developed by researchers in Munich will change colour from yellow to blue when the food items it contains have spoiled. In addition to reducing cases of food poisoning, this will decrease wastage as people will no longer have to estimate use-by-dates and will
Changespotting: Good as gold
Researchers have developed a new sensor film for food packaging that changes colour when food spoils.
AdvertisementAdvertise with NZME.