In Praise of Copper, a Gift from Nature

Alfred Russell Wallace, aluminum, ambient temperatures, conductors, copper, corrosion, crustal rocks, ductility, Earth’s crust, electrical devices, fire, Fire-Maker series, fitness, fortuity, gold, Intelligent Design, iron, lead, machinery, mantle, metallurgy, metals, rocks, silver, steam engine, Stone Age
If the conductivity of copper were ten times less, wires would have to be ten times the cross-sectional area to provide the same conductivity. Source
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