Iron and oxygenThe reaction 3Fe 2O2 ⥤ Fe3O4 burns violently, Mars is everywhere, releasing heat and generating black matter [smile]
2019-12-04
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Hard core
This flame and spark are so beautiful.
Blow up the idiots in this world! Ha ha
The chemistry in middle school is almost forgotten.
It's interesting to get the name.
Serious people, praise it