Assertion: spark plug's electrode | /r/LocatedNear | the spark plug thread
Facets:
Source sentences:
text: Other variations include using a recessed central electrode surrounded by the spark plug thread, which effectively becomes the ground electrode (see "surface-discharge spark plug", below).
text: Other variations include using a recessed central electrode surrounded by the spark plug thread, which effectively becomes the ground electrode (see "surface-discharge spark plug").