He emerged from the cellar covered in 'filth'.
the 'filth' of the slaughterhouse
living in 'filth' and squalor
(..) There must be something. Whatever it is, you should clean up this city here... because this city is like an open sewer, it's full of filth and scum. Sometimes I can hardly take it. Whoever becomes the President should just... really clean it up, know what I mean? Sometimes I go out and I smell it. (..)1976 Taxi Driver