One of the mysteries of the English language finally explained.
The chemical element of atomic number 24, a hard white metal used in stainless steel and other alloys.
A transition metal, chromium is used in stainless steel and other alloys, and as a shiny decorative and corrosion-resistant plating. Its chief ore is chromite. Many chromium salts are brightly coloured and are used in dyes and pigments, and in tanning leather
- ‘The metal can be, for example, titanium, tantalum, chromium, aluminium or tungsten.’
- ‘However, nickel alloys containing chromium, titanium and aluminum will form a thin oxide film.’
- ‘Metal oxides such as chromium, iron, copper, or manganese, are used to colour glass, and the shades range from a light green to deep blue to topaz yellow.’
- ‘Common alloys used for this purpose include molybdenum and chromium in addition to manganese and carbon.’
- ‘The most common of the special elements added to cast iron are nickel, chromium, copper and molybdenum.’
Early 19th century: from chrome + -ium.
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