Episode #692
News Items
Science or Fiction
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Item #1
Science
Making aluminum from recycled scrap uses 92% less energy than making it from ore. https://glescrap.com/blog/ore-conservation-major-benefit-scrap-metal-gets-recycled/
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Item #2
Science
There is evidence for welding with solder 3000 years ago. https://www.cromweld.com/history-of-welding/
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Item #3
Fiction
Iron, Cobalt and Nickel are the only ferromagnetic elements. https://www.thebalance.com/magnets-and-metals-2340001
Skeptical Quote of the Week.
“Education, the path from cocky ignorance to miserable uncertainty.” - Attributed to Mark Twain