Anyone have any insight on buying, owning, maintaining a dewar for liquid nitrogen? I am tempted to buy one new, but want to learn some details...
https://cryogenictreatmentdatabase.org/ https://www.axonautomation.ca/ these guys sell the Unitronics PLC https://unitronicsplc.com/...
If you have some time to kill, I highly recommend reading Jay Fisher's (somewhat long but enlightening) page on Heat Treating....
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