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Problem solving is the intent behind every social casework process; the caseworker doesn't solve the problem for the client, but helps the person in the situation to be equipped in solving or facing the problem adequately within the individual's weaknesses and strengths to the end of overall development. [8]
The history of copper metallurgy is thought to have followed the following sequence: 1) cold working of native copper, 2) annealing, 3) smelting, and 4) the lost wax method. In southeastern Anatolia, all four of these metallurgical techniques appears more or less simultaneously at the beginning of the Neolithic c. 7500 BC . [ 4 ]
In antiquity, copper's durability and resistance to rust or corrosion proved valuable. Copper's relationship with man is thought to date back over six thousand years. [1] Coppersmith is one of the few trades that have a mention in the Bible. [2] Copper was particularly worked in England, with ores smelted in Wales as early as the 1500s.
Before the rise of modern states, the Christian church provided social services in (for example) the Mediterranean world. When the Roman Emperor Constantine I endorsed Christianity in the 4th century, the newly legitimised church set up or expanded burial societies, poorhouses, homes for the aged, shelter for the homeless, hospitals, and orphanages in the Roman Empire.
Native copper nugget from glacial drift, Ontonagon County, Michigan. An example of the raw material worked by the people of the Old Copper Complex. The Old Copper complex or Old Copper culture is an archaeological culture from the Archaic period of North America's Great Lakes region. Artifacts from some of these sites have been dated from 6500 ...
Reconstruction of Ötzi's copper axe (c. 3300 BCE). The Copper Age, also called the Eneolithic or the Chalcolithic Age, has been traditionally understood as a transitional period between the Neolithic and the Bronze Age, in which a gradual introduction of the metal (native copper) took place, while stone was still the main resource utilized.
The simple shapes made by the tinsmith require tools similar to those of a coppersmith. In addition to the big shears anchored in a hole in his bench, he used hand snips and nippers for cutting. The tin was flattened on an anvil made of a block of steel. Straight and curved anvils (stakes) were used to turn and roll the edges of the tin.
Montana Resources, owned by the Washington Group, as of 2007, operates an open pit copper and molybdenum mine in Butte, and also recovers copper from the water in the Berkeley Pit. In 1980 the Berkeley Pit , the Clark Fork River and the smelter outside the town of Anaconda, MT were declared federal Superfund sites by the US EPA.