After learning that corn and soybean oil (and probably other oils such as canola / sunflower / rapeseed and maybe even the cheaper olive oils) are extracted using nasty hexane solvent, I've stopped using "vegetable oil" altogether.
@dik, Looks like hexane (major component of straight run gasoline) is used for peanut and avocado oil extraction too, from what I see on google.
Apparently there was a fire at this Decatur plant some 10days prior to this explosion.
You will like the solvents used to decafinate coffee even less.
In 1975 one of the most widely used solvents, trichloroethylene, That was followed by Methylene Chloride, more recently ethyl acetate. was introduced.
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