PNEUMATIC; PNEUMATICAL a.
-- Pneumatic trough, a trough, generally made of wood or sheet metal, having a perforated shelf, and used, when filled with water or mercury, for collecting gases in chemical operations. -- Pneumatic tube. See Pneumatic dispatch, above.
SHUTTLE n.
a certain order, according to the pattern of the cloth woven. -- Shutten race, a sort of shelf in a loom, beneath the warp, along which the shuttle passes; a channel or guide along which the shuttle passes in a sewing machine. -- Shuttle shell (Zoöl.), any one of numerous species of marine gastropods of the genus Vol…