Repeat washing, cooling and syphoning processes until the wash water is no longer acid.
late 14c., from Latin sipho (genitive siphonis) "a siphon," from Greek siphon "pipe, tube for drawing wine from a cask," of unknown origin. Related: Siphonal.
1859, from siphon (n.). Figurative sense of "to draw off, divert" is recorded from 1940. Related: Siphoned; siphoning.
siphon si·phon (sī'fən)
A tube bent into an inverted U shape of unequal lengths, used to remove fluid by means of atmospheric pressure from a cavity or reservoir at one end of the tube over a barrier and out the other end. v. si·phoned, si·phon·ing, si·phons
To draw off or convey through a siphon.
To pass through a siphon.