they purposefully chose miso... no one is making carbonated drinks on space because nasty stuff like CO2 floating in the stomach, without needing to go upwards)

they purposefully chose miso... no one is making carbonated drinks on space because nasty stuff like CO2 floating in the stomach, without needing to go upwards) why you need a airlock? just burb regularly by opening the can. you can also press the miso towards the bottom with some spring mechanism attached to the lid