Table 1.

Description of the printers and materials used at the different facilities.

Facility (n)	Printing method	Printer make	Material/brand namea
A-PBF (n = 3)	PBF	RICOH AM S5500P, Eosint P350, Eosint P700	Polyamide (PA12), polypropylene (PP)
	ME	Stratasys F370	Acrylonitrile butadiene styrene (ABS), soluble support material (QSR Support)
B-VP (n = 2)	VP	Formlabs Form2	Methacrylic acid ester-based polymer (Formlabs Black)
C-MJ (n = 1)	MJ	Stratasys Connex 500 Stratasys Eden 500	Acrylate based polymer (VeroGray™, VeroClear™), acrylic support (SUP705™)
D-ME (n = 1)	ME	2 × Ultimaker3 Ultimaker 5	Thermoplastic polyurethane (TPU), Tough polylactic acid (Tough PLA), polyethylene terephthalate—carbon fibre- reinforced (PET-CF), polycarbonate (PC), ABS

n, number of operators; PLA, polylactic acid.

^a The materials listed were used during the period that measurements were conducted but other materials are also used in the facilities.