K18 may refer to:
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K-18 (Kansas highway)
K-18 is a , west–east state highway in the U.S. State of Kansas. K-18's western terminus is at U.S. Route 24 (US-24) near Bogue and the eastern terminus is at K-99 south of Wamego. Portions of the highway have been upgraded to a freeway beginn ...
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Keratin 18
Keratin 18 is a type I cytokeratin. It is, together with its filament partner keratin 8, perhaps the most commonly found products of the intermediate filament gene family. They are expressed in single layer epithelial tissues of the body. Mutations ...
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Symphony No. 3 (Mozart), once attributed to Wolfgang Amadeus Mozart
{{Letter-Number Combination Disambiguation