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English name: Lanolin . y: X8 u0 Q% Z& R4 ?5 ^Lanolin, a grease from wool-bearing animals, acts as a skin ointment, water-proofing wax, and raw material (such as in shoe polish).0 K' T! E9 B6 }" u8 h/ ]
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Ref: http://en.wikipedia.org/wiki/Lanolin