Refour’s RE-4 monomaterial is formed of air, minerals, and around 20-30% PP and can be recycled in public waste streams along with other plastics. We spoke to Torben Andersen, CEO of Refour, and Ida Feltendahl Frimer, marketing manager at Refour, about how the RE-4 material could act as an alternative to a range of non-circular paper, plastic, and mixed material packaging.