- Keep your home smelling fresh and clean with these fragrance oils, Follow your burners manufacturers recommendation, for example, with the traditional water based oil burner,Simply fill your burner with 3/4 water, allow to heat up for a couple of minutes, then add several drops of your chosen fragrance ( add more or less depending on how strong you would like it to be). No Waxy mess and really easy to clean. Suitable for both electric and traditional tea light candle burners.