zinc dust

noun

Definition of zinc dust

: powdery metallic zinc usually containing zinc oxide in varying amounts that collects as a bluish gray powder during distillation of zinc and that is used chiefly as a reducing agent, as a pigment in corrosion-resistant coatings for iron and steel, and in sherardizing

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Cite this Entry

“Zinc dust.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/zinc%20dust. Accessed 7 December 2019.

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