Antonyms for impurities

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Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

EXAMPLES FROM THE WEB FOR IMPURITIES

All the evils and impurities and necessities of men come from the body.

(b) Impurities may have used up some of the acid which cannot be recovered by charging.

(c) Impurities in the electrolyte will also give it a milky appearance.

They are not acted upon by the electrolyte, or any of the impurities which may be found in the jar.

Impurities of any nature should be removed as quickly as possible.

All the impurities which were in the sheet fall to the bottom of the tank.

Who has not felt his impurities the more that he was in the presence of a sinless child?

In the grease, not having been washed and containing all the impurities.

Sometimes they become choked by the impurities of the oil and the flow is lessened.

This is left to stand and give the impurities a chance to settle to the bottom.