sparger
(ˈspɑːdʒə(r))
[f. sparge v.]
An appliance for sprinkling water, esp. in brewing. Also, one used for sprinkling a liquid other than water, or for aerating a liquid with air.
| 1858 Simmonds Dict. Trade, Sparger, a copper cylinder, used by brewers for dashing or sprinkling. 1875 Knight Dict. Mech. 2254/1 Sparger, a sprinkler; usually a cup with a perforated lid, or a pipe with a perforated nozzle. 1888 Wine, Sp. & Beer 8 Mar. 141/2 The rake mash machine is driven from underneath, so that nothing impedes the action of the rotary sparger. 1949 E. Chain in H. W. Florey et al. Antibiotics II. xvii. 700 The fermenters..were made of steel; they contained a sparger for air distribution. Ibid., The air sparger consisted of a 3/8-in. stainless steel pipe bent to form a 12-in. square. 1963 Eckenfelder & McCabe Biol. Waste Treatment 183 Spargers, each with four 5/16 in. diameter holes radiating horizontally from the center were checked for oxygen absorption efficiency. 1976 IEEE Spectrum May 54/2 An early example of..fatigue failure was that of the liquid boron, or ‘poison’, sparger at the Garigliano Plant of Ente Nazionale per l'Energia Electrica..in Cessa Aurunca, Italy, in 1964. |