by-product


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by-product

a product which results from a common production process but which is secondary to the main product being produced from that process. The refining of crude oil to produce petrol, for example, also produces by-products such as tar and creosote. See BY-PRODUCT PRICING, PROCESS PRODUCTION.

by-product

a product that is secondary to the main product emerging from a production process. For example, the refining of crude oil to produce petroleum generates a range of by-products like bitumen, naptha and creosote.
References in periodicals archive ?
MMK appreciates the importance of the work performed on inspection of the coking and by-product facilities.
Piedmont Lithium Ltd (ASX:PLL) has updated its JORC resource for mineral by-products quartz, feldspar and mica from the Piedmont Lithium Project in the US state of North Carolina.
Operating cash cost per pound of copper produced before by-product revenues and Operating cash cost per pound of copper produced net of by-product revenues
Protein digestibility of fish by-product meal was lower than those reported in other studies testing Brazilian fish meals with similar or even higher ash content (260-340 g [kg.sup.-1]) (Goncalves & Carneiro, 2003; Abimorad et al., 2008; Guimaraes et al., 2008; Kitagima & Fracalossi, 2011).
Therefore, this study was conducted to investigate the effect of dietary supplementation with fermented and non-fermented brown algae (Undaria pinnatifida and Hizikia fusiforme) by-products on the productivity of laying hens.
Economists call this system, where one industry's by-products become another industry's feedstock, the 'circular economy'.
The proximate composition of the fish by-product meal was determined at the Fish Technology Laboratory, Faculty of Agricultural Sciences, Federal University of Amazonas, according to the methodologies proposed by Silva and Queiroz (2002) and their results are listed in Table 1.
The FDA said aflatoxin is a by-product of molds that could grow on peanuts if they are not properly dried, causing them to rot.
The Pinto Valley Mine is situated in the Globe-Miami mining district in Arizona and is projected to produce 130-150 million pounds of copper in concentrate, and around 10 million pounds of copper cathode annually, along with by-product molybdenum and silver, at an estimated cash cost of approximately USD1.80 per pound, net of by-product credits, for the first five years of production.
Ibis is a subject of" great interest to me, particularly since 1 believe that our by-product, pressure sensitive and flexible packaging by-product, is an excellent feedstock for us to use to make renewable energy.
(MHI) has received an order from POSCO Power Co., Ltd., the largest independent power producer in Korea, for two sets of gas turbine combined-cycle (GTCC) power generation plant equipment to fire by-product gases at POSCO's Pohang Works.