On Oct 11, 2013, at 4:45 PM, L.T.C. Davies wrote:
> Lay it on its side so the the filler is on top, then overfill?
>
This would work (take care oil won't leak out the breather), as would sealing
it in a bag with a container of anhydrous silica ("do not eat") large enough
to absorb all moisture for your storage term.
jim