for the words “methylate”, “methylates”, “methylator” and “methylators”, wherever they occur, and for the word “methylated”, where it occurs outside the expression “methylated spirits”, there shall be substituted, respectively, “ denature ”, “ denatures ”, “ denaturer ”, “ denaturers ” and “ denatured ”;

for the words “methylation” and “methylating”, wherever they occur, there shall be substituted, in each case, “ denaturing ”;

for the word “spirits”, wherever it occurs outside the expression “methylated spirits”, there shall be substituted “ dutiable alcoholic liquor ”;

for the words “methylated spirits”, wherever they occur, there shall be substituted “ denatured alcohol ”.