What are you talking about, they were overfilled.
Compacity is a made-up word that combines the words (and meanings of) compact and density. Compacity is also a frequent misspelling of the word "capacity".
710
titan
The iceberg ruptured how many of the Titanics watertight compartments
Smith
charles proctor
The Carpathia
Thomas Andrews
24 ounces
Carpathia
edward john smith
The Britannic and the Olympic