21. Denatured alcohol is used for thinning shellac and for cleaning brushes used to apply shellac.22. There are several grades of denatured alcohol , but in general the denaturants used are similar. 23. Thin the shellac to a ratio of 2 parts shellac to 1 part denatured alcohol . 24. Some recommended using a Q-tip swabbed in denatured alcohol . 25. Denatured alcohol is used as a solvent and as fuel for alcohol burners and camping stoves.26. After sanding, remove the dust with a tack cloth or a rag damped with denatured alcohol . 27. Get a small can of good shellac and cut it at least 50-50 with denatured alcohol . 28. Officers seized several items that could be used to make the drug methamphetamine, including denatured alcohol . 29. Shellac should be removed with denatured alcohol . 30. As Gerring was in the buffet line, a caterer tried to refuel a heating burner with denatured alcohol .