Did you know? Mass of an emergency spare tyre for a small car (11.7 kg) is 25 x Mass of an iPad Air (470 g)
Pop. of Wenzhou, China (3.039 million people)
/fact/population-of-wenzhou-china
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.