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English name: Lanolin . k! ^4 l9 {6 A2 ?- M! W
Lanolin, a grease from wool-bearing animals, acts as a skin ointment, water-proofing wax, and raw material (such as in shoe polish). , ^( D' v+ E" ^8 U9 y) i9 {" O8 y; ~& ~1 N h4 a- W' U
Ref: http://en.wikipedia.org/wiki/Lanolin