gravity-feed tank
71Heat exchanger — An interchangeable plate heat exchanger Tubular heat exchan …
72Buoyancy 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… …
73Narmada River — View of Picturesque Narmada Bank Near Jabalpur Map of the Narmada River …
74Protein skimmer — A protein skimmer or foam fractionator is a device used mostly in saltwater aquaria to remove organic compounds from the water before they break down into nitrogenous waste. Protein skimming is the only form of filtration that physically removes… …
75Mitsubishi A6M Zero — A6M Zero Mitsubishi A6M3 Zero Model 22 (NX712Z), used in the film Pearl Harbor Role Fighter …
76Formula One — F1 redirects here. For other uses, see F1 (disambiguation). For other uses, see Formula One (disambiguation). Formula One Category Single seater Country or region Worldwide …
77Space Shuttle Columbia disaster — For further information about Columbia s mission and crew, see STS 107. STS 107 mission patch The Space Shuttle Columbia disaster occurred on February 1, 2003, when shortly before it was scheduled to conclude its 28th mission, STS 107, the Space… …
78Gas metal arc welding — RMD redirects here. RMD may also refer to IRA Required Minimum Distributions. Gas metal arc welding …
79Operation Barbarossa — Part of the Eastern Front of World War II …
80Submarine — For other uses, see Submarine (disambiguation). A Japan Maritime Self Defense Force Oyashio class submarine in 2006 A submarine is a watercraft capable of independent operation below the surface of the water. It differs from a submersible, which… …
