HSI	Hyperspectral imaging
CDW	Construction and demolition waste
PRISMA-ScR	Preferred Reporting Items for Systematic reviews and
	Meta-Analyses extension for Scoping Reviews
RGB	Red–green–blue
ACM	Association for Computing Machinery
TRL	Technology readiness level
VIS	Visual imaging
IR	Infrared
UV	Ultraviolet
LIBS	Laser-induced breakdown spectroscopy
RPM	Revolutions per minute
AI	Artificial intelligence
CCD	Charge-coupled device
CMOS	Complementary metal oxide semiconductor
3D	Three-dimensional
CDF	Cumulative distribution function
PDF	Probability distribution function
P & P	Production and processing
PCSP	Post-consumer sorting and processing
PC	Post-consumer
non-exh. res. extr./extraction	Non-exhaustive resource (extraction)
exh. res. extr./extraction	Exhaustive resource (extraction)
m.	Manufacturing
p.	Production