ferrous oxide
Americannoun
Etymology
Origin of ferrous oxide
First recorded in 1870–75
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Amused and enchanted, I named him "Ferrous" for the chemical name of rust, hydrated ferrous oxide.
From New York Times ● Feb. 13, 2018
When oxygen, in a free or gaseous state, comes into contact with iron, it produces ferrous oxide, which is recognized as rust.
From Electricity for Boys by James Slough Zerbe
Manganese dioxide not only acts as a source of oxygen, but develops a pink tint in the glass, which is complementary to and neutralizes the green colour due to ferrous oxide.
From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 1 "Gichtel, Johann" to "Glory" by Various
"The results of this chemical investigation show that the chief advantages of this system of putrefaction are: "First.—The active agent, hydrated ferrous oxide, is prepared within the sewage itself as a flocculent precipitate.
From Scientific American Supplement, No. 799, April 25, 1891 by Various
The analysis showed the presence of 6.89 per cent. of ferrous oxide, and some oxide of copper.
From A Text-book of Assaying: For the Use of Those Connected with Mines. by Cornelius Beringer
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
