From a tiny sample of tissue no larger than a grain of sand, scientists have come within reach of a goal once thought ...

The solder feeder uses a Bowden tube, with a 3D-printer extruder motor pushing the solder wire down a PTFE tube and finally into a fine aluminium tube from which it’s fed to the iron tip.

The process sensors and their wiring are most likely near heavy electrical equipment or motor contactors. They could even be exposed ... open invitation to additional troubles and sorrows. The ...