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2. Synthetic oil - Wikipedia

   en.wikipedia.org/wiki/Synthetic_oil

   Synthetic oils are also used in metal stamping to provide environmental and other benefits when compared to conventional petroleum and animal-fat based products. [4] These products are also referred to as "non-oil" or "oil free". A polyalcanoate synthetic oil is widely used to lubricate pendulum clocks.

3. Shell Rotella - Wikipedia

   en.wikipedia.org/wiki/Shell_Rotella

   Tractor fluid (a universal transmission, gear, hydraulic, and wet brake fluid) Gear oil; In the engine oil family, there are four basic oil sub-families: Multigrade conventional oil—in SAE 10W-30 and 15W-40 viscosity ranges; Multigrade synthetic oil—in SAE 5W-40 and 15w-40 viscosity ranges [3] Single grade conventional oil—in SAE 20, 30 ...

4. Spirax Group - Wikipedia

   en.wikipedia.org/wiki/Spirax_Group

   Spirax Group plc, formerly Spirax-Sarco Engineering plc, is a British manufacturer of steam management systems and peristaltic pumps and associated fluid path technologies. It is headquartered in Cheltenham, England. It is listed on the London Stock Exchange and is a constituent of the FTSE 100 Index.

5. Viscosity index - Wikipedia

   en.wikipedia.org/wiki/Viscosity_index

   where U is the oil's kinematic viscosity at 40 °C (104 °F), Y is the oil's kinematic viscosity at 100 °C (212 °F), and L and H are the viscosities at 40 °C for two hypothetical oils of VI 0 and 100 respectively, having the same viscosity at 100 °C as the oil whose VI we are trying to determine.

6. Shell plc - Wikipedia

   en.wikipedia.org/wiki/Shell_plc

   Still in the early 1960s, Shell covered about 20% of the Italian oil needs. [151] The Italian Shell was the first company to be advertised with Carosello. [153] [154] In 1959 the company purchased the former Condor refinery of Rho and in 1967 it built a large plant in Taranto, [151] whose works began in 1964 with an initial investment of 25 ...

7. Baffle (heat transfer) - Wikipedia

   en.wikipedia.org/wiki/Baffle_(heat_transfer)

   It is used in some household stoves [1] and in some industrial process vessels (tanks), such as shell and tube heat exchangers, chemical reactors, and static mixers. Baffles are an integral part of the shell and tube heat exchanger design. A baffle is designed to support tube bundles and direct the flow of fluids for maximum