I have only done STB teks so far and wish to try Q21's fluffy white fun fest! 
I happen to have some hydrochloric acid lying around, could this be watered down and used as a substitute for the vinegar in Q21's tek?
If so, what would the ideal PH be for the acidification step in the tek?
Thanks

I happen to have some hydrochloric acid lying around, could this be watered down and used as a substitute for the vinegar in Q21's tek?
If so, what would the ideal PH be for the acidification step in the tek?
Thanks
