Quote Originally Posted by cbphoto View Post
My freezer is already full, unfortunately, and I have no space for another. Inert gas seems to be the most elegant solution, so I just need a specific product recommendation.
Eat some of your food? 2L is not a huge volume.

If perchance you have an old fashioned propane torch or a butane lighter refill, that should suffice, as best as I know. But no ""no oxygen" therapy can get around the fact that once a developer is used, it is on the road to perdition.