Polychromate

Pol`y`chro´mate

n.	1.	(Chem.) A salt of a polychromic acid.
	1.	(Chem.) A compound which exhibits, or from which may be prepared, a variety of colors, as certain solutions derived from vegetables, which display colors by fluorescence.

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.

References in periodicals archive

Beginning in 1981, the Lakes all got more grease fittings, polychromate primer, an improved canopy and more rust-resistant cabin vents.

Starting in the 1970s, all Buccaneers were alodined and zinc chromated; starting in 1983, an additional polychromate primer was applied.

Lake amphibian: if you're ready to step into thr world of flying boats, consider a Lake amphibian. Prepare for specialized training, pricey preventive upkeep and serious fun

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