... additive quantities bleaching earth/activated clay for waste oil recycling 1. Qulity indexes: ItemIndex For edible oilFor industrial oilDecolorizing rate(via ... edible animal and vegetable oil:It can be used for decolorization and purification.Remove harmful pigment,aflatoxin,phosphatide, ... make it high-grade edible oil.2) Recycling and regeneration of industrial waste oil(such as diesel oil ,gasoline ...