Tuesday, December 22, 2009

The Usage Citric Acid In Cooking Oil?

COOKING OIL ADDITIVE AND METHOD OF USING


A cooking oil additive for prolonging the useful life of the cooking oil, comprising: a mixture of citric acid and calcium silicate.


http://www.wipo.int/pctdb/en/wo.jsp?IA=W鈥?/a>
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