Assertion: lead solder | /r/ObjectUse | used in electronic
Facets:
value: commonly
type: TEMPORAL
Source sentences:
text: Lead solder is still used in electronics.
text: The lead-tin solder commonly used in electronics has 1 to 2% rosin by weight as a flux core, helping the molten metal flow and making a better connection by reducing the refractory solid oxide layer formed at the surface back to metal.