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Material sticking to the nozzle and forming blobs / zits - Improve your 3D prints - UltiMaker Community of 3D Printing Experts
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OPEN URBANISM: Lessons in 3D Printing: Blobs, Warping, Gaps, Ugly Overhangs, and other disasters with gravity
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Recommendations for removing a massive filament blob from hotend – Hardware, firmware and software help – Prusa3D Forum
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Plastic blob on 3D print nozzle and heating wire has come off - Snapmaker 2.0 - Snapmaker: where creation happens
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