phosphating

English

Etymology

From phosphate +‎ -ing.

Noun

phosphating (usually uncountable, plural phosphatings)

  1. The application of a protective coating of phosphate to the surface of metals (usually steels); various types exist; the coating is often black or gray.
    Hypernyms: conversion coating < coating, finish; substance, material
    Coordinate terms: black oxide, bluing, browning, passivation, plating, electroplating, galvanizing
    Near-synonym: blackening

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