The citric acid makes the sodium bicarbonate more soluble in water. Old chemistry trick, still used in a lot of detergents. Alka-Selter works because it contains aspirin imho. Citric acid is also used in cheesemaking.
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submitted 1 year ago * by mikeil. I have an AT&T landline with a package that's about $50/month. We rarely ever use the phone and I'm about to switch over to google voice for the majority of the calls, but still want to keep the landline for 911 and something else that rarely ever uses the phone.