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2. Bromochlorodifluoromethane - Wikipedia

   en.wikipedia.org/wiki/Bromochlorodifluoromethane

   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 ]

3. Bioconcentration - Wikipedia

   en.wikipedia.org/wiki/Bioconcentration

   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 ...

4. Tris(pentafluorophenyl)borane - Wikipedia

   en.wikipedia.org/wiki/Tris(pentafluorophenyl)borane

   Tris (pentafluorophenyl)borane, sometimes referred to as "BCF", is the chemical compound (C6F5)3B. It is a white, volatile solid. The molecule consists of three pentafluorophenyl groups attached in a "paddle-wheel" manner to a central boron atom; the BC3 core is planar. It has been described as the “ideal Lewis acid ” because of its high ...

5. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

6. Biopharmaceutics Classification System - Wikipedia

   en.wikipedia.org/wiki/Biopharmaceutics...

   The Biopharmaceutics Classification System (BCS) is a system to differentiate drugs on the basis of their solubility and permeability. [1] This system restricts the prediction using the parameters solubility and intestinal permeability. The solubility classification is based on a United States Pharmacopoeia (USP) aperture.

7. Cathay Pacific - Wikipedia

   en.wikipedia.org/wiki/Cathay_Pacific

   Cathay Pacific is the flag carrier of Hong Kong with its head office and main hub located at Hong Kong International Airport.The airline's operations and its subsidiaries have scheduled passenger and cargo services to over 190 [5] [6] destinations and more than 60 countries worldwide including codeshares and joint ventures.

8. 1951 USAF resolution test chart - Wikipedia

   en.wikipedia.org/.../1951_USAF_resolution_test_chart

   A 1951 USAF resolution test chart is a microscopic optical resolution test device originally defined by the U.S. Air Force MIL-STD-150A standard of 1951. The design provides numerous small target shapes exhibiting a stepped assortment of precise spatial frequency specimens. It is widely used in optical engineering laboratory work to analyze and ...

9. Murder suspect in Chicago train mass shooting is ordered held ...

   www.aol.com/investigators-search-answers-chicago...

   After the train comes to a full stop, a person wearing a black shirt, black ski mask and black backpack then walks in the same direction. The second video, taken at about 5:06 a.m. CT, shows the ...