41. Liquid fuel lanterns remain popular where the fuel is easily obtained and in common use.42. The test moved Goddard an important step closer to launching a rocket with liquid fuel . 43. The two storable liquid fuel core stages used Aerozine 50 fuel and nitrogen tetroxide oxidizer. 44. The IMSR instead uses liquid fuel at low pressure. 45. But officials explained that the fuel pumps are typically submerged in liquid fuel that cannot ignite. 46. :: How about room-temperature liquid fuels and oxidizers? 47. The Valiant missile was anticipated to weigh 85 tons and to use three liquid fuel stages. 48. His research interests are gas to liquid fuels . 49. Batteries and supercapacitors especially have relatively low energy densities compared to liquid fuels such as gasoline. 50. And a liquid fuel rocket facility used to build and test rocket engines was severely damaged.
