- Oilsoonclogsincoldweather.Hedraggedaclogsandaworngreenuniformtohisknees.Theclogsweremadeinonepieceofthetrunksofwalnuttreeswhichformedarectanglewithitsroots.Whenthathappens,thewallsoftheairwaysthickenandproducemoremucusthanusual,whichclogsthemup.Leafy...
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