Substance used for stopping leaks, waterproofing wood, etc

Let's find possible answers to "Substance used for stopping leaks, waterproofing wood, etc" crossword clue. First of all, we will look for a few extra hints for this entry: Substance used for stopping leaks, waterproofing wood, etc. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.