Symbol 3608 from ISO 7000 - Title/Meaning: Cryogenic state of aggregation 
Function/description: To identify that the gas container or system (e.g. in a vehicle) contains gas in the cryogenic state of aggregation
Own work using: iso.org/obp/graphics/grs/f9668ce4-2a18-46d0-8d80-6b9c4acd90ac 200.png
Vectorization:  Mrmw