Inside each arm, cocooned in layers of steel and concrete, runs the world's largest bottle of nothing, a vacuum chamber a couple of feet wide containing 2.5 million gallons of empty space.
Allow three frogs (at most) for every 10 gallons (37.9 L) of space a tank contains.
A pair of gerbils needs at least 15 gallons (56.8 L) of space, so choose their housing accordingly.
As a rule of thumb, provide at least one gallon (3.7 liters) of space per inch (2.5cm) of fish.
Give one frog all by itself at least 4 or 5 gallons (15.1 or 18.9 L) of space.
Then we combined the highway miles per gallon for each vehicle with their front legroom and front headroom measurements, assigning one point for each mile per gallon and one point for each inch of space, for a total score.
A gallon equivalent of C.N.G., pressurized to 3,600 pounds per square inch, takes up 0.51 cubic foot of volume, enough space for 3.82 gallons of gasoline.
I mean, here were four vehicles parked inches apart in a closed space, maybe twenty gallons of gas in each vehicle; and there were no windows, no fire extinguishers on the walls, no "Exit" signs, the vagon's back doors secured tightly from the outside.... Safety is never the Russians' primary concern.
Superior Fresh in Wisconsin contains 123,000 square feet of production space and 850,000 gallons of aquaponics.
The pot must have a 5-gallon (20-liter) capacity, at minimum, and each eggplant should have approximately 1 foot (30.5 centimeters) of space to grow.
