lees vs sullage

lees

noun
  • The sediment that settles during fermentation of beverages, consisting of dead yeast and precipitated parts of the fruit. 

sullage

noun
  • Silt or sediment deposited from flowing water. 

  • The scoria on the surface of molten metal in the ladle. 

  • That which sullies or defiles. 

  • The liquid discharges from kitchens, washbasins, toilets etc; sewage. 

How often have the words lees and sullage occurred in a corpus of books? (source: Google Ngram Viewer )