"Capt John" wrote in message
...
snipped some

: In order for "the gumk" to grow in your fuel tank their must be water
: present, no water, no gunk. This is the main reason it is always
: reccomended that you keep your tank full. A full tank will not draw
: moist air into the tank through the vent as the fuel expands and
: contracts when it warms and cools.If you've got water in the fuel,
: your going to have some kind of growth unless you treat your fuel with
: an aditive like Biobor. Filtering it, or as some prefer to call it,
: polishing it, will remove the growth, but it may not remove the water,
: depending on how long your fuel pickup is. Your best bet is to treat
: your fuel on a regular basis, keep the tanks full at all times, and
: change filters at the first sign of trouble. Polishing is only going
: to make the problem go away for some period of time, but it will be
: back.
snip


Wrong!


http://64.233.183.104/search?q=cache:_vvnJuQXrjUJ:www.dieselpage.com/art1110fd

"Once water has been removed from the fuel system, bacteria can still grow
in the fuel. This bacteria is introduced by the water but can use the diesel
fuel as a medium to feed and multiply."

Wilbur Hubbard