... Deodorize-Cool-Edible 2,ridding off acid ,de oil refineries in mexico, Flow chart Rude oil-Neutralize-Decolorize-Deodorize-Cool-Edible ... is pumped into decolorizer vessel for dry for 30 mins in the vacuum condition .Decolorizer Pump the oil netralized into ... oil decolorized .Deodorizer Pump the oil decolorized into deodorizer vessel in 755mmHg of vacuum,240 degrees –260degrees , to distillate for ...