...The law of gases tells us that if thetemperature be unaltered the pressure varies inversely as the volume,and consequently the internal pressure in the cube would in that case beincreased eightfold... 
Robert Stawell Ball 「The Story of the Heavens」
...When wedouble the linear dimensions of a steamship in all its parts, weincrease not only her weight but her floating power, her carryingcapacity, and her engine capacity eightfold...
Simon Newcomb 「Side-lights on Astronomy and Kindred Fields of Popular Science」
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