Snohomish County averaged 280,600 nonfarm jobs in 2015, up from an estimated 272,700 in 2014. Over the year, total employment increased an average 2.9 percent. Washington state as a whole experienced the addition of 86,200 jobs over the same time period, an increase of 2.8 percent.
Standard ED Copper. In an electrodeposited copper manufacturing process, the copper foil is deposited on a titanium rotating. drum from a copper solution where it is connected to a DC voltage source. The cathode is attached to the. drum and the anode is submerged in the copper electrolyte solution.
Chalcocite, copper(I) sulfide (Cu 2 S), is an important copper ore mineral. It is opaque and dark-gray to black with a metallic luster. It has a hardness of 2Â½ - 3 on the Mohs scale. It is a sulfide with an orthorhombic crystal system. The term chalcocite comes from the alteration of the obsolete name chalcosine, from the Greek khalkos, meaning copper. It is also known as redruthite, vitreous copper and copper-glance.