The result of your conversion between therm [Europe] and zettajoule appears here
To convert between Therm [Europe] and Zettajoule you have to do the following:
First divide 1.0550559e+08 / 1.0e+21 = 0.
Then multiply the amount of Therm [Europe] you want to convert to Zettajoule, use the chart below to guide you.
Symbol: thm
No description
Symbol: zJ
No description