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 ?
The contractor undertakes on behalf of the client are for the supply of coffee and side products and handing over to and technical maintenance of coffee machines for the distribution of hot drinks in the premises of the client.
The JV will trade of semi-processed oil and side products.
It also includes a discussion of recovery of pulping spent liquors and regeneration of chemicals used, the manufacture of side products, and on-site manufacture and handling of bleaching chemicals.
These reactions are pH dependent and GC-MS analyses of the side products formed supports a mechanism, which involves oxidation of the phenol to a phenoxy radical intermediate.