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scavenger

1. n. [Drilling Fluids]

A treating chemical that is added to a drilling mud or other fluid to react with a contaminant to change the contaminant to a less harmful compound. If a contaminant is harmful at very low concentration, a scavenger must be able to remove the contaminant to an even lower concentration to ensure safety.

See: iron oxideoxygen scavengerprecipitationredoxsequestering agentstress corrosion crackingsulfidesulfide scavengerzinc oxide

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