simple formula ppp= number of minutes in a 8 oz glass is the time examp. 15 min=15 ppm larger glass is not the same.
- Some experiments? M. G. Devour
- Re: Some experiments? Scott Berner
- Re: Some experiments? donna earnest
- Re: Some experiments? Stephen Horowitz
- Re: Some experiments? Reid Smith
- Re: Some experiments? donna earnest
- Re: Some experiments? Reid Smith
- Re: Some experiments? M. G. Devour

