Question about RDS gravity feed Aux Tank

MEXICOWANDERER wrote:
Grab broom stick

Select major independent gas station like a Union 76 without mini store

Park

Ask for owner or manager

Beg him to put 3" worth of water detector paste on tip of broom stick

Stick broom stick into tank

If tip comes up red, then put your worries to work. If stick comes up colorless put worries to bed.

Every gas station has this paste. But the more the gas station looks like a 7-11 the less interest you will find in your project.