17.Using this system, the most powerful weapons in the united states' current arsenal can unleash the equivalent of 1.2 million tons or megatons of TNT.
19.Tsar Bomba's one and only test produced an approximate yield of 50 megatons or 50 million tons of TNT, making it the most powerful man-made explosive in history.
20.Many of them have cheaper capture cost with the ability to improve the overall economics and kick-start a network that has the ability to scale up to 28 megatons.