The formula of carbon tetrachloride is CCI4. It has a boiling point of 76.74°C
The invention is not limited to the use of chlorinated hydrocarbons, although these are preferred
The sisal leaf, in said original condition and structure, is preferably contacted with the selected solvent while said solvents is in vapor form, at or a little above the boiling point of the respective solvent. I include the removal of the sisal wax by contact of the sisal leaf with the liquid solvent, which is optionally and preferably be chose to its boiling point, but I prefer to use the solvent in vapor from