Water washing
Revision as of 18:23, 2 January 2011 by Bio-rich-time-poor (talk | contribs)
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Water washing is a way to remove soap from reacted biodiesel. Typically this involves mist spraying water over the biodiesel, or bubbling air through water with the biodiesel floating on top.
Water prewash is a form of water washing, although this is done in the processor before the glycerol is drained off.