; Slow retraction test (20mm/s)
G92 E0
M83
G1 E100 F1200
G1 E-50 F1200

; Moderate retraction test (40mm/s)
G92 E0
M83
G1 E100 F2400
G1 E-50 F2400

; Fast retraction test (60mm/s)
G92 E0
M83
G1 E100 F3600
G1 E-50 F3600

; Extreme retraction test (80mm/s)
G92 E0
M83
G1 E100 F4800
G1 E-50 F4800

; Insane retraction test (100mm/s)
G92 E0
M83
G1 E100 F6000
G1 E-50 F6000