The Kilcher Homestead is a 600 acre Pioneer Homestead that has been protected for perpetuity via a ConservatIon Easement. The Kilcher Family has also preserved the Historic Cabin and site as a LIving Museum.
Yes, negative pH is possible, but not in water as a solvent. The range of pH in water is 0 to 14 (to be more precise, it is -1.7 to 15.7, but for simplicity's sake, we start with the usual values.) Thus, what pH indicates is the ability of the acid to form H3O+, which can then donate a proton.
Most women would complain that their skin doesn't glow, that it appears drab. Cold weather and harsh soaps can be the cause of this, as they throw skin pH off balance. The proper pH balance range for healthy skin is between 4.5 and 5.5. If you're over your normal pH range, your skin will be dry, dull and flaky.