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according to a chemist, calcium is metal. and according to astronomers, Allb of those are metals
Why would hydrocarbons be considered metals?
carbon is a metal in astronomy.
everything heavier than helium is a metal.
What’s the non-metal stuff? I see plywood on the bottom and plastic pipes (PVC?) on the top left, but what’s top right?
gypsum board, aka drywall, aka sheetrock
Vinyl house siding I think.
Metal: https://youtu.be/iDLmYZ5HqgM
Not Metal: https://youtu.be/4UyXaXeo0_A
Only OGs know the difference
