There is a small portion of carbonic acid gas in the at-mosphere,nameJy, one gallon diffused through 2,000 gallons of air. This may be increased ten-told or to one half per cent—more than this ...

A molecule common to Earth and usually associated with life has been detected in the depths of space by scientists. Carbonic acid (HOCOOH), which you may know as the chemical that makes your soda ...