One of the main reasons people love the SodaStream is that you save money by making your own sparkling water. Supposedly. Unfortunately, replacing those CO2 canisters is expensive. This clever hack ...

We drink a lot of carbonated water in my household. Enough, in fact, that we've owned a trusty SodaStream Fountain Jet (the company's entry-level carbonator) for years. Even with the sunk costs of the ...