[J. A. EARLY]

Originally Posted by Mark Beasland

I spray a little blast off in the bottle to displace any oxygen before putting the cap on. It last for months this way.

TimberLuxe sells this to prevent it from going bad:

http://www.timberluxe.com/wood-finis...nish-preserver

http://www.bloxygen.com/

Available on E-bay also.