Did you know? Lifespan of horse (30 y) is 2.5 x Length of the Napoleonic wars (12 y)
Mass of the (now retired) Concorde supersonic airliner (185,000 kg)
/fact/mass-of-the-now-retired-concorde-supersonic-airliner
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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.