To understand the purpose of packaging and to be able to identify wasteful packaging. Often it's because of the packaging. Excess and non-recyclable packaging add to our energy and waste problems. We can cut down on packaging.
Packaging has several uses.
It may provide protection to a product during shipping. It may provide protection to the consumer by preventing contamination or tampering. Or it may prove a useful marketing tool for the manufacturer. In some cases, the packaging may serve multiple purposes. Packaging often differs from culture to culture.