How come people say 5,000 km and not 5 Mm?
why not just say millions of meters or Mega meters?

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[–] [S] 2 points 2 years ago

we do list volcanic eruptions in megatons of TNT. The makers of the first a bomb pick it since the largest explosion ever made by then was a ship full explosives and some had calculated how many tons of TNT that ship was carrying

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