Heating the FPD fluid helps the process, but as the ice, etc., melts, it dilutes the FPD fluid, which then begins to run off.
(Heating the FPD fluid; helps; the process) (it; dilutes; the FPD fluid) (the FPD fluid; begins; T:then) (the FPD fluid; to run off; )
Heating the FPD fluid it the FPD fluid the FPD fluid
helps dilutes begins to run off
the process
the FPD fluid
T:then