… and the staff are bustling around panicking about a power cut! I had already been there about 30 minutes (the dentist was running late) so this didn't do much for my pre-examination nerves. However, luckily my dentist was on the top floor with a different electrical circuit so my treatment could go ahead. I've had a dull toothache for about a week and feared the worst. It turned about to be a receding gum which had knocked a bit of filling out. It seems I brush my teeth too vigorously!