Table 1.

Main polymer classes obtained from FLW. Adapted with permission from Ref. [58], 2 July 2022, MDPI AG.

		Polymer Class
Waste Source		Polyesters	Polyurethanes	Polyamides	Polyolefins
Cuticle of fruits e vegetables		X
Roots e tubers		X	X
Nutshell liquids		X
Citrus fruits		X	X
Vegetable oils		X	X	X
Baked goods Cooked/dried sugary foods		X	X	X
Starchy biomass		X	X	X	X
(Ligno) Cellulosic		X	X	X	X