The utility model discloses a water molecule refining circulating device, which comprises a water storage tank, a motor and a water molecule refiner. The water storage tank is used to store water.

Chea Visoth of the PPWSA recalls carrying water up to his flat from a roadside tank filled by a pipe illegally tapping the public system.

Large water tanks at the tops of buildings could act as mass dampers to counteract any swaying from extreme lateral loads and as reservoirs for deluging fires.