Off the cuff -- I'd take it to any propane place to purge.  During purging
at some point there will be an explosive mixture in the tank, you don't
want to be around if it finds a spark.

Yrs,
d

On Tue, Mar 21, 2017 at 9:32 PM, gary hradek <hradek@yahoo.com> wrote:

>
> I just bought a Worthington Pro Grade 4.25 lb. Empty Propane Tank from
> Home Depot to use with my Colemanstove.   The 1 pound cylinders are
> nowclose to 8 dollars a piece.   I was goingto fill it from the 20 pound
> tank but they say something about purging it.   Can I just fill and empty
> it a few timeswith propane vapor before trying to fill it with the liquid
> by inverting the 20pound tank?   I am guessing there is acharge to have it
> purged somewhere?
>
> Gary
>
>