first grow..another quick question!

hey guys and gals!

first of all i hope everyones grow op's are progresing well

i was wondering..will spaying the foliage of my plants with carbonated water give them some co2 to work with? i dont have a co2 system but ive been thinking about trying to make one if it doesnt cost to much..

Im pretty sure theres a DIY Co2 how to in the growFAQ. i dont foliar spray because i think it can cause more harm than good. but thats just my opinion! other people may have better opinions. I just prefer not to.

i heard carbonated water works