The largest pond is as sensitive to atmospheric changes as the globule of mercury in its tube.
Mercury is found in New South Wales and Queensland.
The principal mining product is mercury, extracted at Idria, while iron and copper ore, zinc and coal are also found.
The current can be passed into and out of the movable coil by permitting the ends of the coil to dip into two mercury cups.
Mercury is a fluid, volatile, spiritual essence.