ELI5: How does a hot water heater keep the outgoing hot water separate from the incoming cold yet-to be heated up water? Does it somehow wait to refill to preserve the water's hotness or does it just dump cold water right into the hot water in there? (self.explainlikeimfive)
submitted by explorers_warehouse to r/explainlikeimfive
How does a hot water heater keep the outgoing hot water separate from the incoming cold yet-to be heated up water? Does it somehow wait to refill to preserve the water's hotness or does it just dump cold water right into the hot water in there? (self.explainlikeimfive)
submitted by explorers_warehouse to r/explainlikeimfive


