That can't really be true can it? When the colorator goes from 7.2-7.5, 7.5-7.8, 7.8-8.2.
How can you determine you are within 0.1 guess? I'm just asking?
I think hub has practiced enough. He's aspiring to Waterbear's theme....I've tested more water than....:)
I walk over and glace at it...