take some corn sugar and boil into some water, bring water to room temp, add brewers yeast "ale for room tempature fermentation" make sure you ferment in a fermentation vessel with an airlock.
harmonicminor Reviewed by harmonicminor on . CO2 sources? I need some Ive grown a couple times already, so you can understand why I'm embarassed to be asking this question now, but what are some sources of CO2 that are simple to use? and im not talking about machines or anything, i have no room for that shit. Rating: 5