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Gravity feed is the use of earth's gravity to move something (usually a liquid) from one place to another. It is a simple means of moving a liquid without the use of a pump . A common application is the supply of fuel to an internal combustion engine by placing the fuel tank above the engine, e.g. in motorcycles , lawn mowers , etc.
PRONTO is the universal electronic fare system used in San Diego County. It replaced the previous smart card system, Compass. Fares are paid either with the mobile app or the reloadable contactless smart card and accepted on different systems such as MTS buses, the San Diego Trolley, North County Buses, the Coaster, and the Sprinter.
Orbit Fab is developing in-space refueling systems to increase the lifespans of satellites that are in need of additional fuel. The company currently has a contract to refuel satellite-servicing satellites for Astroscale in geostationary orbit with 1,000 kilograms (2,200 lb) of xenon fuel [9] in addition to a total of US$21 million in defense contracts, including a SpaceWERX contract for a ...
Rapidly Attachable Fluid Transfer Interface (RAFTI) is a standard interface developed by Orbit Fab for transferring fluids, e.g., propellants, in space. [1] It has been defined by a group of 30 companies. The interface specification has high and low pressure variants, both for operation between -40 °C and 120 °C. [2]
San Diego has two major international airports entirely or extending into its city limits: San Diego International Airport is the primary commercial airport serving San Diego. It is the busiest single-runway airport in the world. [5] It serves over 24 million passengers every year, and is located on San Diego Bay three miles (4.8 km) from downtown.
The San Diego County Sheriff's Office provides general-service law enforcement to unincorporated areas of the county, serving as the equivalent of the county police for unincorporated areas of the county, and as incorporated cities within the county which have contracted with the agency for law-enforcement services (known as "contract cities ...
OSLO (Reuters) -A tram derailed and crashed into a store in central Oslo on Tuesday, injuring the driver and at least three other people, Norwegian police said. The blue tram of the Oslo transport ...
The San Diego Trolley system as of September 2024. The San Diego Trolley is a light rail system operating in San Diego County, California. The trolley's operator, San Diego Trolley, Inc. (reporting mark SDTI), is a subsidiary of the San Diego Metropolitan Transit System (MTS). The San Diego Trolley opened for service on July 26, 1981. [1]