Did you know?
Mass of an adult male giraffe (2,500 kg) is 40 x Mass of average human (62 kg)
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Pop. of Hangzhou, China (3.56 million people)
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.