cobalt chloride

noun

Definition of cobalt chloride

: a chloride of cobalt especially : the dichloride CoCl2 that is blue when dehydrated, turns red in the presence of moisture, and is used to indicate humidity

Examples of cobalt chloride in a Sentence

Recent Examples on the Web

The silica used incorporates cobalt chloride, which helps to retain both the shape and color of the flowers. Julia Sayers, AL.com, "Learn how to preserve your wedding flowers from the experts," 7 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cobalt chloride.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of cobalt chloride

1869, in the meaning defined above

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The first known use of cobalt chloride was in 1869

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More from Merriam-Webster on cobalt chloride

Britannica.com: Encyclopedia article about cobalt chloride

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