Sentence examples for during refining from inspiring English sources

The crude oil contains considerable amygdalin and is poisonous, but this is removed during refining.

ARGOR-HERAEUS makes sure that even the tiniest amount of the precious metal doesn't disappear during refining.

Once they arrive at Whiting, these toxic compounds need to be removed and disposed of during refining.

They are found in nature with radioactive contaminants that must be separated and disposed of during refining.

Rare earth metals are found in nature with radioactive contaminants that must be separated and disposed of during refining.

If these impurities are not removed during refining, they will alloy with and contaminate the metal during the smelting process.

Some of these breads have been been fortified with vitamins to help replace what was lost during the refining process.

Food companies added the iron they took out during the refining process, but not enough of what we need.

It was thought that lead discarded during the refining process had contaminated soil in and around village dwellings.

In nickel smelting, most of the cobalt is recovered during electrolytic refining of the nickel by precipitation from solution, usually as a cobaltic hydroxide.

These compounds are widely distributed in the germ and bran of cereals and most of them lost during the refining steps of flour processing [7,8].