Your doctor will put a video camera or tiny robot into your chest. Itâll guide the creation of scar tissue that may help keep your heartbeat at the right pace. A more invasive maze procedure is done during open heart surgery. People usually have surgical ablation if they are already having valve or bypass surgery for heart disease.
Rhodium is a silver-white hard metal often found in platinum ores. It is the most expensive precious metal. In its natural solid state Rhodium is far too hard to work, but it is used as an alloy in the smelting of platinum and palladium.
The price of rhodium rose to average $9,493 in June 2008. By December, the price of rhodium averaged $1,050, down 89% from its June peak. The price has remained range bound in last couple of years at around US$1000 per ounce. Annual rhodium production of Rhodium is extremely limited. Only about 25 tons of rhodium are mined each year.