SmartPort macros provide a convenient way to save and share common configurations. You can use SmartPort macros to enable features and settings based on the location of a switch in the network and for mass configuration deployments across the network.
Hypoallergenic metals do not irritate the skin and are considered inert as far as interacting with your skin is concerned. Metals which are considered hypoallergenic are. 1  Pure gold. 2  Silver. 3  Titanium. 4  Surgical steel. 5  Niobium. 6  Platinum.
Rarity alone isnât enough to qualify a metal as precious. It must also be naturally occurring, lustrous and ductile, possess a high melting point and low reactivity and, most important to anyone wishing to wear jewelry made from the metal, it must not be radioactive. Natural, radioactive metals like polonium and radium need not apply. Gold, silver and platinum are undoubtedly the most well known precious metals, but they fall short of being the most expensive precious metals in the world. As of this writing, platinum (around US $1,500/ounce) and gold (around US $1,200 per ounce) take second and third place, respectively. Silver, in the low double digits, doesnât even rate. The worldâs first pure rhodium bullion coin, created by the Cohen Mint. The real money is in rhodium. A member of the platinum group of metals which, unsurprisingly, includes platinum, rhodium is most commonly found mixed with other platinum group metals.