In a message dated 11/6/04 1:36:57 AM Central Standard Time, 
[email protected] writes:

> For example, if you have a sore throat and  you know
>   you are  coming down with something, it's nice to be  able  to plunk
>   the Hanna  in a fresh brew and know the cs will be strong  enough to
>   kill the bugs.

OK Mike -- and in your opinion, how strong would the CS have to be to deal 
with the situation you described?  I always thought ppm-level was pretty 
irrelevant because if the amount you're taking isn't doing the job, take more.  
I use 
a Hanna Tester too -- but mostly because I'm O/C!!   lol       MA