gravity-feed tank
21Petcock — A petcock is a small valve used to control the flow of liquid or gas. Although petcocks are used in a wide variety of applications, the following passage will describe one of the most common applications of the petcock which is the control of… …
22Bavarian PtL 2/2 — as a model by TRIX The Class PtL 2/2 locomotives of the Royal Bavarian State Railways (Königlich Bayerische Staatseisenbahn) were light and very compact superheated steam locomotives for operation on Bavarian branch lines (known generally as… …
23petcock — A small valve or tap which is used to control the flow of liquid. You may find one at the bottom of a radiator to permit draining the radiator. A petcock may also be found on the line coming from the fuel tank in small engines and motorcycles. It …
24Technological and industrial history of Canada — The technological and industrial history of Canada encompasses the country s development in the areas of transportation, communication, energy, materials, public works, public services (health care), domestic/consumer and defense technologies.… …
25Furnace — For other uses, see Furnace (disambiguation). Industrial Furnace from 1907 A furnace is a device used for heating. The name derives from Latin fornax, oven. In American English and Canadian English, the term furnace on its own is generally used… …
26Flow battery — A flow battery is a form of rechargeable battery in which electrolyte containing one or more dissolved electroactive species flows through a power cell / reactor that converts chemical energy to electricity. Additional electrolyte is stored… …
27Nisbet Homestead Farm — U.S. National Register of Historic Places …
28Knossos — For the ferry, see MS Knossos. Knossos Minoan Palace Knossos (alternative spellings Knossus, Cnossus, Greek Κνωσός pronounced [knoˈsos]), also known as Labyrinth, or Knossos Palace, is the largest Bronze Age archaeological site on Crete and… …
29Ford Model B (1932) — See also: Ford Model B (1904) Ford V 8 and Ford V8 redirect here. For a list of Ford V8 engines, see List of Ford engines#8 Cylinder. Ford Model B Manufacturer Ford …
30Wireless sensor network — WSN redirects here. For the metasyntax, see Wirth syntax notation. Typical multi hop wireless sensor network architecture A wireless sensor network (WSN) consists of spatially distributed autonomous sensors to monitor physical or environmental… …
