Relegated to a closet or a basement corner, a water heater lives a secluded life of quiet service, and its warning signs ...

including a defective water inlet valve, a clogged filter, a frozen water line, a broken water dispenser actuator, a ...

But a valve was left open by mistake, allowing a mixture of fresh water and radioactive water that remained in pipes to leak through the hole. The purification system separates radioactive cesium ...