Alloy, Chemistry
05-June-2024 Wednesday
My nickel!
25-March-2024 Monday
Tungsten-tungsten!
21-July-2020 Tuesday
What kind of metal is this???
17-September-2019 Tuesday
Question about the tool.
11-October-2016 Tuesday
Photo from a microscope x100
11-October-2016 Tuesday
Photo from the microscope
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