Hydrogen, helium, ammonia, methane, neon, coal gas and pure nitrogen are all lighter than air. A pocket of air can be made lighter than the surrounding air by heating it. Continue Reading.
Related Questions. 1  Do 2015 Jeep Wrangler Sports have back air vents 1 answer I recently bought a 2015 Jeep Wrangler Sport and I am not sure if it has back air vents or not... If it does I can't seem to find them.
The 24 cubic feet of cargo space behind the rear seat compares favorably to the Ford Focus Electric's 14.5 cubic feet, GM's range-extended gas/electric Chevrolet Volt's 10.6 cubic feet as well as traditional hatchbacks. The cargo area is located behind the battery pack and is tall and deep.