This is similar to the phantom power technique commonly used for powering condenser microphones. US aircraft carriers are notable for having nuclear reactors powering their systems and propulsion. Many battery technologies are available for powering electric bikes. Cruise ships require electricity for powering both hotel services and for propulsion. Evanescent wave coupling is used in powering devices wirelessly. Watt developed a reciprocating engine in 1769, capable of powering a wheel. Water is mostly powering the turbines, rather than being pumped by them. The array is capable of powering 15,000 homes for over four hours. Some microphones offer a choice of internal battery powering or (external) phantom powering. The ground floor houses the transformers for powering the wheel. Solar neutrinos originate from the nuclear fusion powering the Sun and other stars. After destroying the generator powering the magical barrier, Vorador and Janos warp in. An air compressor for powering pneumatic tools is included. The complainants stated that their systems locked up within 30 minutes of powering on, consistently. The electrons flow toward the transparent electrode where they are collected for powering a load.