liable to sudden unpredictable change; "erratic behavior"; "fickle weather"; "mercurial twists of temperament"; "a quicksilver character, cool and willful at one moment, utterly fragile the next"
Mercury ( Hg.): a heavy, silver-white metallic chemical element, l iquid at ordinary temperatures. Used to help capture gold particles in sluicing when placed at the riffles or ribs in the box.
liquid mercury metal. [ Boyle, Cavendish, Priestley, Torricelli
The metal mercury. Often used in thermometers.
Quicksilver was an ISP based in Parnell, Auckland, New Zealand. It offered broadband, dialup and toll's services around New Zealand. Quicksilver was an activity of Mercury Telecommunications Ltd, a company formed by Matthew Hobbs and Mark Frater, both ex-employees of CLEAR Communications.