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Bioconcentration. In aquatic toxicology, bioconcentration is the accumulation of a water-borne chemical substance in an organism exposed to the water. [ 1][ 2] There are several ways in which to measure and assess bioaccumulation and bioconcentration. These include: octanol-water partition coefficients (K OW ), bioconcentration factors (BCF ...
Bromochlorodifluoromethane (BCF), also referred to by the code numbers Halon 1211 and Freon 12B1, is a haloalkane with the chemical formula C F 2 Cl Br. It is used for fire suppression, especially for expensive equipment or items that could be damaged by the residue from other types of extinguishers. [ 1 ]
The approximate alloying composition of 531 tubing is 1.5% Mn, 0.25% Mo, 0.35% C, and is similar to the old British BS970 En 16/18 steel (EN 16 is similar to grade BS970 605M36). Its mechanical properties and response to heat treatment are broadly similar to the AISI 4130 standard alloy steel, also used for bicycle frames, motorcycles, as well ...
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Hydroforming is a specialized type of die forming that uses a high pressure hydraulic fluid to press room temperature working material into a die. To hydroform aluminium into a vehicle's frame rail, a hollow tube of aluminium is placed inside a negative mold that has the shape of the desired result. High pressure hydraulic pumps then inject ...
The Labrador Retriever was diagnosed with Grade 1 soft tissue sarcoma in 2021 and underwent an operation and 17 treatments of fractional radiation before getting a clean bill of health in 2023.
Heath White, 54, founder and owner of Zen Tubing, one of the biggest names in outdoor recreation in Western North Carolina, died Dec. 11.
The Reynolds Tube Company was founded in 1898 by John Reynolds in Birmingham, England, [1] but traces its origins back to 1841 when John Reynolds set up a company manufacturing nails. [2] In 1897, the company patented the process for making butted tubes, [3] which are thicker at the ends than in the middle, this allowed frame builders to create ...