| 摘要 |
A device for providing cleansing composition to the inner surface of a wall of an enclosure with a fluid, the device having: (a) a first fluid spray bar having an interior space for receiving fluid from a source of the fluid and for spraying the inner surface of the wall of the enclosure. The first fluid spray bar has at least a first spray hole through which cleansing composition may be sprayed, the first spray hole being in fluid communication with the interior space of the spray bar. Additionally, the first spray hole provides a first tangential spray.
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