Assertion: water heater's water | /r/HasProperty | heated by gas
Facets:
Source sentences:
text: Solar water heaters are great, but they often work better as a secondary system, heating the water or keeping it hot without eliminating the availability of water heated by gas or electric.
text: Water is heated by electricity or gas when the water flows through it without the need for a tank.
text: Water is heated by electricity or gas when the water flows through it without the need for a tank.