Gas Storage Reference

Gas storage	Volume, liters	Max pressure, atm	Max pressure, MPa^[1]	Amount, moles^[2]	Habitable cubes^[3]
Tanks
Furnace	1000	600	60,795	24 943	75,0
Pipe	10	600	60,795	249	0,8
In-Line Tank Small Gas	100	600	60,795	2 494	7,5
In-Line Tank Gas	250	600	60,795	6 236	18,8
In-Line Tank Large Gas	360	600	60,795	8 979	27,0
Cube (habitable) ^[3]	8000	1	0,101325	333	1,0
Cube (as gas storage)^[4]	8000	600	60,795	199 543	600,0
Gas Canister	64	100	10,1325	266	0,8
Gas Canister (Smart)	64	200	20,265	532	1,6
Portable Tank	790	100	10,1325	3 284	9,9
Portable Tank Advanced	790	200	20,265	6 568	19,8
Tank	6000	600	60,795	149 657	450,0
Large Tank	50000	600	60,795	1 247 145	3 750,0
Portable Air Conditioner	250	80	8,106	831	2,5
Portable Air Scrubber	250	80	8,106	831	2,5
Ores
Ice (Volatiles) 1 piece				22	0,1
Ice (Volatiles) stack of 50				1100	3,3
Ice (Oxite) 1 piece				25	0,1
Ice (Oxite) stack of 50				1250	3,8
Ice (Oxite) stack of 13				325	1,0
Ice (Water) 1 piece				25	0,1
Ice (Water) stack of 50				1250	3,8
Life support per game day ^[5]
Human breathing O2				34,56	0,1
Human exhaling CO2				17,28	0,1
Human drinking water	~1 liter			64
Farmingper game day
Regular plants converting CO2 to O2				2,88
Fern converting CO2 to O2				5,76
Darga Fern converting CO2 to O2				20,4
Regular plants consuming water				1,44

References

↑ Ignoring stress from liquefaction of some gases due to high pressure. Be wary.
↑ At 20°C
↑ ^3.0 ^3.1 Amount of gases enough to pressurise one large grid-sized room up to 1atm
↑ Amount of gases pumped into an empty frame surrounded by 6 frames
↑ At Normal difficulty