This YouTube video I came across earlier today briefly explains the matter of achieving good carbonation (though not in a commercial or mass-production setting)

This YouTube video I came across earlier today briefly explains the matter of achieving good carbonation (though not in a commercial or mass-production setting): https://www.youtube.com/watch?v=2V7ykGolWjg#t=3m45s https://www.youtube.com/watch?v=2V7ykGolWjg#t=3m45s In short, it says that you need to remove the air inside the bottle before carbonating, and then carbonate over multiple passes while letting excess gas out of the bottle between the passes. I have not researched the matter any further and can not make any claims regarding the quality of the information.