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Thingy
10 year s ago
Good :)
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LOLMASTER5000
10 year s ago
#13 This is hopefully how this is taught worldwide.
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Sulphur hexafluoride is much denser than air:
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2
1.
Thingy
10 year s ago
Good :)
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0
2.
LOLMASTER5000
10 year s ago
#13 This is hopefully how this is taught worldwide.
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