Seltzer Costs Bars Almost Nothing, So Why Do They Charge for It? | Eater
"A 119-year-old Brooklyn supplier of soda syrups, dispensing systems, and CO2 canisters that underscores how cheap seltzer is for bars: CO2 tanks run in the mid-$20s plus about $7 delivery and a refundable deposit, and a tank usually lasts 10 days to two weeks — leading the company to characterize the raw cost of seltzer as 'almost, almost, almost nothing.'" - Eliza Brooke
