by-product

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by-product

Chemical
A product of a chemical reaction or industrial process which differs from the desired product.

Radiation physics
A class of secondary radioactive material regulated by the Nuclear Regulatory Commission.
References in periodicals archive ?
3]-N concentration from the black tea by-product than from the green tea by-product due to PEG addition indicate that tannins in black tea byproduct could suppress rumen fermentation more strongly than that in green tea by-product.
Essentially, a plant needs to prove to farmers that livestock would gain weight, acquire appropriate nutrients or produce milk less expensively by eating byproduct feed than from other feed sources.
The select foundry byproduct material met state and federal regulatory design standards and retained the desired engineering properties.
The example above (see Example 5) assumes that the company makes one primary product and one byproduct from a common process with a joint cost of $10,000.
The other byproduct is heat, which can be captured and reused in a cogeneration process.
GWRI's goal is to act as the central hub to educate and engage faculty, students and interested parties to address the risk to human life and the environment posed by the world's ever increasing amounts of wastes and industrial byproducts," noted Yesiller.
We are pleased the TCEQ has decided to issue the byproduct disposal license and we intend to immediately begin construction so we can permanently dispose of byproduct material currently stored at our facility," said William J.
The Lockwood Plant will use pet coke as its primary fuel; pet coke (petroleum coke) is a refinery byproduct with properties similar to coal.
Chlorination of public drinking water may lead to harmful chemical byproducts such as chloroform, trihalomethanes, and haloacetic acids flowing from home taps according to a study released by the Environmental Working Group and the Illinois Public Interest Research Group.
These are byproducts of disinfection with chlorine.
Foundries have two options to deliver high-quality material: either segregate byproduct streams internally and process them for market, or commingle them and process later.
The researchers also found traces of the industrial chemicals known as polychlorinated biphenyls and the byproducts of the pesticide lindane in the amniotic fluid of the women, who were 16 to 20 weeks pregnant.