They may have been referring to the price of Argon in it’s cryogenic liquid state. A 160L liquid cylinder will expand to 4426 cu ft at STP. Source: I used to d

They may have been referring to the price of Argon in it’s cryogenic liquid state. A 160L liquid cylinder will expand to 4426 cu ft at STP. Source: I used to design cryogenic liquid cylinders for MVE. Here’s a manual for typical cylinder. https://www.chem.purdue.edu/chemsafety/docs/equip/Manual_MVE_LiqCylOpMnl12-00.pdf https://www.chem.purdue.edu/chemsafety/docs/equip/Manual_MVE...