Did you know?
Mass of a concert grand piano (450 kg) is 5 x Mass of lightest allowable Heavyweight boxer (90.8 kg)
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Forest in Luxembourg (2011) (870 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.