If Mass of a half-filled sandbag as used in flood control (13.6 kg) was a standard unit ...
Mass of an adult male African Elephant (5,350 kg)...more would be 400 x Mass of a half-filled sandbag as used in flood control
Mass of a mature Holstein cow (680 kg)...more would be 50 x Mass of a half-filled sandbag as used in flood control
Mass of heaviest weights lifted in Olympic Weightlifting (Clean and Jerk) (274 kg)...more would be 20 x Mass of a half-filled sandbag as used in flood control
Mass of a Southern Cassowary (55 kg)...more would be 4 x Mass of a half-filled sandbag as used in flood control
Mass of an average human brain (1.35 kg)...more would be 1/10 of Mass of a half-filled sandbag as used in flood control
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Is That a Big Number? - the book - is now available from all good booksellers.
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