Plastics can be recycled mechanically or chemically. Mechanical recycling involves sorting, cleaning, granulation/shredding, drying, melting, extrusion and pelletizing (Ragaert et al. 2017). An alternative to mechanical recycling is chemical recycling, which produces plastic feedstocks that can replace virgin plastic feedstock (Thiounn and Smith 2020). If mechanical and chemical recycling are not available, energy recovery is…