(chemistry) The oxidation of ethylene to acetaldehyde in the presence of palladium(II) chloride as the catalyst.

Wacker Chemie AG is a German multinational chemical company which was founded in 1914 by Alexander Wacker.

a major multilevel street in Chicago, Illinois, running along the south side of the main branch and the east side of the south branch of the Chicago River in the Loop.Hayner, Don and Tom McNamee, Streetwise Chicago, "Wacker Drive", p. 129., Loyola University Press, 1988, The vast majority of the street is double-decked; the upper level is intended for regular street-level traffic, and the lower level for service vehicles, deliveries, waste collection, utility access, and through traffic.

Wacker Neuson SE (formerly: Wacker Construction Equipment AG) with headquarters in Munich, Germany, is a manufacturer of construction equipment and compact machines for concrete and construction site technology listed on the stock market.

an Austrian association football club from Innsbruck.