1. Efficient packing regarding
volume space utilization. Its space utilization factor is 75%.
Glass bottles are expensive, need effort for recycling them, storage and
3. Environmental friendly packing material.
biodegradable thick paper. Plastic or
polythene is polluting and non biodegradable.
5. strong material, so we can pack a lot of them
over each pack. Polythene sheets are not
strong for packing a number of them over one another.
6. Storage for a long duration. Milk in Polythene loses /gains heat
quicker. Thick cardboard paper sheets
are more insulating.