Yoda, I now knight you "The king of passive agressive. I thought I was bad when it was time to go to the dentist...you see, she was a dental assistant with her own operatory. I like to tinker with with things and since mom was going to put sharp instraments in my mouth, I thought it best to learn to learn about how to use the nitris oxside machine. When she called me in her office I always sent her on some silly appt...the receptionist has a question about your schedule, accounting has a question about a patient' ihsurance. Thesd would take about 5 minutes so by the time she came back I was feelings floaty the first few minutes while having my teeth cleaned. Do not know what I would have done without that stuff