2 F2 Y/ d$ u# VEnglish name: Lanolin $ j- O& e$ w" K2 U
Lanolin, a grease from wool-bearing animals, acts as a skin ointment, water-proofing wax, and raw material (such as in shoe polish).6 P* O% f" f- L& Q$ [
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Ref: http://en.wikipedia.org/wiki/Lanolin