Did you know?
Mass of the Apollo program Lunar Excursion Module moon lander (15,200 kg) is 4 x Mass of empty 40' shipping container (3,800 kg)
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Land Area of Croatia (620 km^2)
If this was a standard unit ...
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.