Analyzing otzi gas calorific value at 2800 ~ 2900 kilocalorie/standard cubic meters.

The value of the critical density is very small: it corresponds to roughly 6 hydrogen atoms per cubic meter, an astonishingly good vacuum by terrestrial standards!

Inside, , the Outback has 34.3 cubic feet of cargo space behind the back seat, and standard roofrails, which are perfect for carrying the supplies you'll need (don't forget your chainsaw).