Did you know?
Mass of a half-filled sandbag as used in flood control (13.6 kg) is 100 x Mass of an alkaline D battery (135 g)
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Length overall of a `470` racing dinghy (4.7 m)
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.