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@dawinship that's ammonium carbonate but might work okay. Try it, the Amish use it in cookies instead of baking powder.
.@dawinship ever read this really cool blog called Art of Drink? Google it, you'll love it! Post on Ammonia Coke is there somewhere
.@dawinship ammonia powder as in ammonium hydroxide? Works in the Ammonia Coke, in tiny quantities, just fine