The Variable Specific Impulse Magnetoplasma Rocket is an electro-magnetic thruster for spacecraft propulsion and is expected to be examined in 2015. The preserved RocketThe steam engine helped drain the mines, so extra coal reserves could be accessed, and the output of coal elevated. The development of the high-pressure steam engine made locomotives possible, and a transport revolution followed. The steam engine which had existed because the early 18th century, was practically applied to both steamboat and railway transportation. The Liverpool and Manchester Railway, the first purpose-built railway line, opened in 1830, the Rocket locomotive of Robert Stephenson being certainly one of its first working locomotives used.
in techandindustry.my.id you can read the newest article about Technology