Activists turn up the heat on Coca-Cola, PepsiCo and Nestle, says Fortune's Marc Gunther.
NEW YORK (Fortune) -- Recently, I stopped by my neighborhood Exxon station to conduct a price test. A 20-ounce bottle of Aquafina water cost $1.57, including tax. A 20-ounce bottle of Pepsi also cost $1.57. Regular gas sold for $3.05 a gallon.
Yep - water costs the same as soda and three times as much as the gas.
So critics are asking: Why drink bottled water?
See what's free at AOL.com.