How many plants would you need to survive in an airtight jar without suffocating?

[nebby_99]

Something we all wonder about a lot >.>

(Video starts NOISY, goes for 4 min)

Comments

[sheepmaster]

I wonder how big my mint plant will need to get before it will make enough oxygen...

[aussietiger]

It's an important thing to know. A small-scale experiment to see how plants we'd need to build a habitable dome on Mars.