auxiliary feed tank
41Railway air brake — Piping diagram from 1920 of a Westinghouse E T Air Brake system on a locomotive …
42Characters in the Southern Victory series — The Southern Victory series or Timeline 191 is a series of novels written by Harry Turtledove. They form an alternate history of events in the United States based on the premise that the Confederates won the Civil War and became an independent… …
43M75 (APC) — Infobox Weapon name=M75 caption=An M75 APC at the Brussels army museum. origin=United States type=Armoured personnel carrier is ranged= is bladed= is explosive= is artillery= is vehicle=yes is missile= is UK= service= used by= wars= designer=… …
44Glossary of fuel cell terms — The Glossary of fuel cell terms lists the definitions of many terms used within the fuel cell industry. The terms in this glossary may be used by fuel cell industry associations, in education material and fuel cell codes and standards to name but …
45Spawn (biology) — The spawn (eggs) of a clownfish. The black spots are the eyes developing. Spawn refers to the eggs and sperm released or deposited, usually into water, by aquatic animals. As a verb, spawn refers to the process of releasing the eggs and sperm,… …
46Fictional characters in the Southern Victory Series — The Southern Victory Series is a series of alternate history novels written by Harry Turtledove. The point of divergence involves Confederate States of America winning the American Civil War and becoming an independent nation. The series covers… …
47Nuclear power plant — This article is about electricity generation from nuclear power. For the general topic of nuclear power, see Nuclear power. A nuclear power station. The nuclear reactor is contained inside the cylindrical containment buildings to the right left… …
48Three Mile Island accident — The Three Mile Island accident of 1979 was the most significant accident in the history of the American commercial nuclear power generating industry. It resulted in the release of a significant amount of radioactivity, an estimated 43,000 curies… …
49Buoyancy compensator (diving) — Stab jacket redirects here. For a type of body armor, see stab vest. A buoyancy compensator (or buoyancy control device, BC or BCD) is a piece of diving equipment worn by divers to provide: * life saving emergency buoyancy both underwater and on… …
50Earthship — An Earthship refers to a passive solar home made of natural and recycled materials. Designed and marketed by Earthship Biotecture of Taos, NM, the homes are primarily constructed to work autonomous and are generally made of earth filled tires,… …
