Did you know? Mass of an adult male giraffe (2,500 kg) is 4 thousand x Mass of largest diamond ever found (621 g)
Height of the Washington Monument in Washington, DC (169 m)
/fact/height-of-the-washington-monument-in-washington-dc
Link
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.