lubricating oil tank
51Compressed natural gas — CNG redirects here. For other uses, see CNG (disambiguation). Blue diamond symbol used on CNG powered vehicles in North America …
52Pigging — of the product in the pipeline is used to push it along down the pipe until it reaches the receiving trap the pig catcher .If the pipeline contains butterfly valves, the pipeline cannot be pigged. Ball valves cause no problems because the inside… …
53Extrusion — is a process used to create objects of a fixed cross sectional profile. A material is pushed or drawn through a die of the desired cross section. The two main advantages of this process over other manufacturing processes is its ability to create… …
54Question Mark (aircraft) — Question Mark was a modified Atlantic Fokker C 2A airplane, modified and flown by aviators from the United States Army Air Corps to experiment with aerial refueling. The flight took place from January 1 to January 7, 1929.BackgroundThe first… …
55Frank Whittle — Infobox Person name = Frank Whittle image size = 300px caption = birth name = birth date = birth date|1907|6|1|df=y birth place = Earlsdon, Coventry, England. death date = death date and age|1996|8|9|1907|6|1|df=y death place = Columbia, Maryland …
56Jet fuel — An Airbus A310 being fueled at Prague Airport Jet fuel is a type of aviation fuel designed for use in aircraft powered by gas turbine engines. It is clear to straw colored in appearance. The most commonly used fuels for commercial aviation are… …
57Abrasive blasting — Sandblasting a stone wall Diesel powered compressor used as an air supply for sandblasting …
58Matchless — This article is about the motorcycle company. For the guitar amplifier company, see Matchless Amplifiers. For the United States Coast and Geodetic Survey ship, see USC GS Matchless. For the Royal Navy ships, see HMS Matchless. Matchless Industry… …
59Lithium — (pronEng|ˈlɪθiəm) is a chemical element with the symbol Li and atomic number 3. It is a soft alkali metal with a silver white color. Under standard conditions, it is the lightest metal and the least dense solid element. Like all alkali metals,… …
60Anodizing — Anodizing, or anodising, is an electrolytic passivation process used to increase the thickness of the natural oxide layer on the surface of metal parts. Anodizing increases corrosion resistance and wear resistance, and provides better adhesion… …
