date:Feb 04, 2016
le packed food has a best before or use by date, indicating time and not temperature, the result is that much perfectly edible and safe-to-eat food is thrown away by consumers because it has reached its printed use by date, regardless of actual condition.
Ripeness Indicators
Some smart label developments have taken inspiration from nature, where there are many colour change chemical reactions at work associated with food degradation and ripening. As an example, the ripening of many fruits is ac