British supermarket chain Sainsbury’s has launched a new opaque packaging for potatoes aimed at giving them a longer life and reduce their wastage caused by discolouration. The new packaging technique from the retail giant would prevent potatoes from becoming green and tasting bitter. It is said to be completely opaque and yet giving scope for the potatoes to breathe. The new packaging technique obstructs light from reaching the spuds, which is considered as the main factor behind their greening. More