At the end of the day, refer to them how you want—no one’s policing your fridge. But if you want to sound fancy at a party, now you can drop this knowledge: “Oh, this? It’s natural sparkling water, not soda water—notice the mineral finish?”
It’s a tiny detail that makes a big difference, and honestly, that’s what’s cool about it. The next time you crack open a can, pause for a second and wonder: are you drinking volcanic spring bubbles, or just dentist-office seltzer? Either way, cheers to the fizz.