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As she pursued her scratching it occurred to me my teeth were taking a lot of punishment. But they are designed for it. The enamel is rated 5 on the Mohs hardness scale while iron is rated 4 to 5.
Dental surgeries are technology treasure troves. Take the chair; it's complex, so what does it cost? Here’s a funny thing. The Denttek BT ML 4800 DE with its “three powerful motors” has two prices €3594 and €4277. The first for the trade, the second for consumers! Aimed at true enthusiasts who like to rehearse their visits to the dentist.
But the chair seems a bargain compared with “The 2007-2012 Outlook for Dental Burs, Disks, Abrasive Points, Diamond Points, Wheels, and Other Tools for Use with Dental Hand Pieces in Japan.” A paperback, priced to go at £326.70, it reminds us that dental care costs a fortune in Britain. I asked my dentist why she didn’t sell advertising space on the light which looms over the prone patient. This produced a snigger and the brief removal of the sucky tube. Imminent drowning puts an end to investigative journalism.