1. Chova, n.d. Radon gas barrier https://chova.com/en/products/anti-radon-barriers/.
2. La voz del sector de los plásticos en España,2021
3. Directive (EU) 2018/852 of the European parliament and of the Council of 30 may 2018 amending directive 94/62/EC on packaging and packaging waste;Off. J. Eur. Union L,2018
4. Eurostat, n.d. Packaging waste by waste management operations https://ec.europa.eu/eurostat/databrowser/view/ENV_WASPAC__custom_2607907/default/table?lang=en (accessed).
5. Metallised plastics waste as a new resource - study of electronic structure and chemical bond;Gorjizadeh;J. Mater. Environ. Sci.,2017