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This 2,000-Year-Old Roman Helmet Used to Look Like a ‘Rusty Bucket’. Now It’s Restored Almost to Its Former Glory
In the early 2000s, amateur archaeologists in the UK dug up a large and extremely rusted metal object somewhere in Leicestershire. It certainly didn’t look like much. However, this would prove to be ...
Transparent aluminum: Tiny acid droplets turn metal into glass-like material
Transparent aluminum oxide (TAlOx), a real material despite its sci-fi name, is incredibly hard and resistant to scratches, ...