21 Feb 2019 --- Consumers are increasingly willing to use nanotechnology-based solutions in food packaging, but they are wary of how the essential oils – used to prevent spoilage – may “contaminate” foods, a report carried out by the EU-funded NanoPack Project has revealed. The survey informs NanoPack’s continued testing of the technology, which is forecast to reach Technology Readiness Level 7 (Demonstration in an operational environment) by the end of the project (December 2019).