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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 ...
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Tris(pentafluorophenyl)borane, sometimes referred to as "BCF", is the chemical compound (C 6 F 5) 3 B. It is a white, volatile solid. 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 BC 3 core is planar .
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Construction estimating software. Construction cost estimating software is computer software designed for contractors to estimate construction costs for a specific project. A cost estimator will typically use estimating software to estimate their bid price for a project, which will ultimately become part of a resulting construction contract.
April 9, 2004 – Two Nepalis, Ram Bahadur Gurung and Shiva Prasad Lawati, were killed by a land mine in northern Iraq. They were working for Global Risk Strategies Limited as PMCs. April 10, 2004 – American, Nick Berg, was captured in Baghdad and executed on May 7, his remains were recovered the next day.
A Schedule of Values (SOV) is a detailed schedule apportioning the original contract sum and all change orders, among all cost code divisions or portions of the work. The Schedule of Values shall be based on the approved budget or the approved Fixed Price, or GMP, Cost-Plus Contract type as applicable. See the executed contract agreement for ...
Survival function. The survival function is a function that gives the probability that a patient, device, or other object of interest will survive past a certain time. [ 1] The survival function is also known as the survivor function[ 2] or reliability function. [ 3] The term reliability function is common in engineering while the term survival ...