Assertion: sodium lamp | /r/CapableOf | destroy electrode
Facets:
value: over time
type: TEMPORAL
Source sentences:
text: A tube design would be more particle, similar to the neon lamp which had already been developed by 1920, but it was found that the sodium would migrate to the outer ends of the tube, and there the sodium would destroy the electrodes over time as well as not get hot enough to vaporize.