date:Nov 13, 2018
nd/or more acidity, sugar or salt levels. Sometimes, heat and preservatives such as benzoates are used, too.
As a result, the shelf life of foods such as eggs, bread and milk can be extended from days to months, depending on the food, processing and packaging techniques, said Dr Matthew Zhao, packaging technologist with Singapore Polytechnics Food Innovation And Resource Centre.
Even for food products that are still within the expiry dates, if you suspect any spoilage, just discard. Don't risk