Assertion: electrode's coating | /r/Causes | molten metal
Facets:
value: at the end of the electrode
type: LOCATION
Source sentences:
text: By reducing the attractive force between the molten metal and the end of the electrodes, or by reducing the surface tension of the molten metal, the vaporized and melted coating causes the molten metal at the end of the electrode to break up into fine, small particles.