Use small compartment in the cheap polystyrene containers to add CO2 ice to make longer term sub-zero temperature containers.
[yrik], I'd contribute to support buying even a little bit more expensive containers,..
Cool, [Mindey] thank you for contribution and Idea!
You're very welcome, [yrik], welcome to Infinity Project :) Hope it helps!
[yrik], I'd contribute to support buying even a little bit more expensive containers,..
Cool, [Mindey] thank you for contribution and Idea!
You're very welcome, [yrik], welcome to Infinity Project :) Hope it helps!