On Sun, 2 May 2010 09:02:51 -0700 (PDT), "
wrote:

On May 2, 11:55?am, "Ed Pawlowski" wrote:
wrote

Underground tanks are not an automatic problem. Every gas station in
the US has one or more of them.

"someone told me" is not enough to go on.

Most every one of those metal tanks had been dug up and replace too, leaking
or not

above ground outdoor tanks in areas that freeze can have issues with
frozen lines

Generally they use kerosene or a kero mix for outdoor tanks where freezing is
a problem. They'll often change the mix during the season, too, which can
cause problems if you don't use as much as the delivery company expects.