Assertion: thunderstorm's lightning | /r/Causes | power surges
Facets:
Source sentences:
text: Unplug all non-essential appliances, including the television, as lightning can cause power surges.
text: The Met Office also advises unplugging appliances, as lightning can cause power surges.
text: The Met Office also advises unplugging appliances, as lightning can cause power surges.