Nancy Young wrote:

Has anyone made their own seltzer at home using these
along with a soda syphon? I'm interested in trying one, I sure
spend a lot of money on seltzer.


I have. They work great the only reason I don't use it more is that
I had a hard time finding the CO2 cartridges. NO2 for whipping
cream makers are much easier to find, but no good for selzer.