This can include electricity, gas, water or other natural resources.
Along with coal, resources include oil and natural gas.
This also included gas in their storage facility, over which they had complete control.
Current areas of concentration include oil, gas, forest products and telecommunications.
That included gas used by operators for drilling and production operations.
Utility bills would include gas, telephone, electric or water bill.
So they're probably looking for both fossil fuels which includes gas.
I sure hope you don't think that includes natural gas.
It does not include natural gas, nuclear energy or clean coal.
The system also includes natural gas, oil, and hydroelectric power plants.