
Given the following passage

"Hydrogen is commonly used in power stations as a coolant in generators due to a number of favorable properties that are a direct result of its light diatomic molecules. These include low density, low viscosity, and the highest specific heat and thermal conductivity of all gases.",

answer the following question. Note that the answer is present within the text.

Question: Which of the following is not a favorable property of hydrogen: low density, low viscosity, or power stations? 

power stations
