When the dial is set at 1 liter, 24 percent oxygen is being delivered. For each increase in the number on the flow meter dial, the amount of oxygen delivered increases by 4 percent. If the flow meter is set at 2 liters, the oxygen delivered goes up to 28 percent.
From stem to stern, Infinity has a length of 5,694.2 meters (18,681.6 feet), a beam of 833.3 meters (2,733.9 feet), and a height of 1,041.2 meters (3,415.9 feet). This makes her the largest warship the UNSC Navy has ever commissioned.
A stadion in ancient Greece was thought to be the equivalent of 600 feet today, so 250,000 stadia was 150 million feet. That was Eratosthenes' estimate of Earth's circumference. The real distance is 24,859 miles, or 131,259,849 feet.