1 For Edible or Industrial Oil Refining 2 Activated white clay / acid bleaching ... non-edible oils, fats, tallow, petroleum jelly, paraffin oil and waxes................... As a kind of decolouring agent used ... , it has strong ability of oil decolorization, ,high speed of filtering oil and low oil retention of filter cake. Specification: ... Acid Activated Fullers Earth Clay for Wasted Oil Recycling