 Polymeric foams can be found virtually everywhere due to their advantageous properties compared with counterparts materials. The production of PUFs is still highly petroleum dependent, so this industry must adapt to ever more strict regulations and rigorous consumers. The well-established raw materials and process technologies can face a turning point in the near future due to the need of using renewable raw materials. This article was authored by Nuno V. Gama, Artur Ferreira and Anabaro Stimmins.