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Sewing seatbelt webbing
(sh.itjust.works)
A place to share ideas, knowledge and creations with textiles. The focus is on reducing waste, whether that be sewing from the scraps left from other projects, using the end of rolls and remnants, or repairing and remaking finished pieces.
Snapped needles are the most likely thing that could happen.
Sometimes people assist the motor by turning the hand wheel, and I've heard that can bend the frame of the sewing machine in some cases. That'd be the most catastrophic failure potential I think