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2. Hydrogen train - Wikipedia

   en.wikipedia.org/wiki/Hydrogen_train

   Debut of the Alstom Coradia iLint, a hydrogen-powered passenger train, at InnoTrans 2016. In transportation, the original (2003) generic term "hydrail" includes hydrogen trains, zero-emission multiple units, or ZEMUs — generic terms describing rail vehicles, large or small, which use on-board hydrogen fuel as a source of energy to power the traction motors, or the auxiliaries, or both.

3. Nuclear submarine - Wikipedia

   en.wikipedia.org/wiki/Nuclear_submarine

   Nuclear submarine. A nuclear submarine is a submarine powered by a nuclear reactor, but not necessarily nuclear-armed. Nuclear submarines have considerable performance advantages over "conventional" (typically diesel-electric) submarines. Nuclear propulsion, being completely independent of air, frees the submarine from the need to surface ...

4. Solar-powered radio - Wikipedia

   en.wikipedia.org/wiki/Solar-powered_radio

   The solar powered radio first came into existence in the 1950s. An experimental model, developed by General Electric, weighed just 10 ounces and was capable of working without light and recharging. It contained seven solar cells, four transistors and a small battery. [2] [3] In 1954, Western Electric began to sell commercial licenses solar ...

5. UKG - Wikipedia

   en.wikipedia.org/wiki/UKG

   The Blackstone Group (20–25%) [2] Number of employees. 15,000+ (2024) Website. www .ukg .com. UKG is an American multinational technology company with dual headquarters in Lowell, Massachusetts, and Weston, Florida. It provides workforce management and human resource management services.

6. Kessel Run - Wikipedia

   en.wikipedia.org/wiki/Kessel_Run

   Kessel Run, formally Air Force Life Cycle Management Center Detachment 12, is a United States Air Force software development division, based in Hanscom Air Force Base and Boston, Massachusetts. It was founded in 2017 by the Defense Innovation Unit in response to the need to modernize legacy Air Force software.

7. Oil burner (engine) - Wikipedia

   en.wikipedia.org/wiki/Oil_burner_(engine)

   An oil burner engine is a steam engine that uses oil as its fuel. The term is usually applied to a locomotive or ship engine that burns oil to heat water, to produce the steam which drives the pistons, or turbines, from which the power is derived. This is mechanically very different from diesel engines, which use internal combustion, although ...