date:Nov 15, 2019
Plastic can be an important component of food packaging as it can create a barrier against nasties such as bacteria, as well as liquids and gasses. This can help to prolong the shelf life of many foods, thus preventing waste.
However, given the finite resources of petroleum-based polymers, which are used to make conventional plastic food packaging, as well as the huge scale of plastic waste exceeding 150 million tonnes annually worldwide, it is important that alternative and eco-friendly materi