Anything is possible with enough sheer force. From lifting a car to building skyscrapers to putting a man on the moon, humanity has used this technique to overcome every obstacle–even connecting two pieces of metal.
Welding used to take a blacksmith hours using a process called forge welding. The process is simple but labor-intensive: Heat two pieces of metal in the forge, put them on top of each other, and hammer them together. Force, once again, had solved a problem.
This simple process kept humanity advancing until the end of the 19th century, when it became apparent that something better was needed. Arc welding, oxy-fuel welding, and electric resistance welding were invented as quicker, easier ways to join metal.
Today, the average shade-tree mechanic can be a welder–no forge or sheer force required. Quality metal inert gas welders can be had for as little as $600, and they’re simple enough that even a 10-year-old can use one. MIG welders…
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