Make it Yours.Remix, add effects & personalize with your own textCustomizeOr start from these designshttps://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/12151945Edit ImageSaveSaveEditCropCustom TextAnaconda smelter, Montana. Anaconda Copper Mining Company. Poling in the refining furnace. Wooden poles are plunged into the molten copper; there is a great evolution of gases when this is done and the excess oxygen combines with the carbon of the wood and passes off as carbon monixide. This refining of blister has a stronger affinity for the impurities in the charge than it has for copper by Russell LeeMoreAnaconda smelter, Montana. Anaconda Copper Mining Company. Poling in the refining furnace. Wooden poles are plunged into the molten copper; there is a great evolution of gases when this is done and the excess oxygen combines with the carbon of the wood and passes off as carbon monixide. This refining of blister has a stronger affinity for the impurities in the charge than it has for copper by Russell LeeView public domain image source hereMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGTIFFSmall JPEG 1192 x 1200 px | 300 dpiLarge JPEG 3476 x 3500 px | 300 dpiBest Quality JPEG 4859 x 4893 px | 300 dpiTIFF 4859 x 4893 px | 300 dpi | 45.35 MBFree Download