https://phys.org/news/2018-06-cars-planes-lighter-cleaner-unidirectional.html

To address this issue, the EU-funded FORTAPE grouped 10 partners from 5 European countries covering the entire value chain. The broad range of stakeholders was needed in developing new integrated technologies with the most efficient use of materials and energy. This was done to adapt UD tapes for use in vehicles and aeroplanes.

UD tapes can be used to enhance the mechanical properties of a plastic part. They can also be used to manufacture structural parts, consolidating and thermoforming several layers.