Primary Care Provider. A physician (M.D. â Medical Doctor or D.O. â Doctor of Osteopathic Medicine), nurse practitioner, clinical nurse specialist or physician assistant, as allowed under state law, who provides, coordinates or helps a patient access a range of health care services.
It takes about 5 minutes to ozonate water, 30 minutes for oil and from 7 to 20 minutes to ozonate food. Read more about this here.
I usually set mine for 3-4 hours. I find it easier to use the self-cleaning mode on the oven than to use chemical cleaners. Then when the oven is done cleaning itself, all I have to do is vacuum out the ashes and wipe with a water dampened cloth and it looks great!