05.07.2009
In order to be able to compare different primary sources of energy such as oil, natural gas and coal they are often converted into their equivalent to one ton of oil in order to be able to compare like with like
A key petrochemical and an organic solvent; along with xylene, a key component in unleaded gasoline
A charge for use of energy generation facilities. This charge covers maintenance and operation of the facility, but does not include any fuel costs. Tolling fees are limited mainly to fossil fuel generating facilities.
An exchange or barter agreement in which a party is paid for fuel or the transport of fuel to a generating facility using energy generated at the facility rather than cash
Fees charged to dump trash at landfills and waste transfer stations. This is a relevant factor when calculation landfill gas or electricity generated from landfill