The back pages Almost the last word

Treatment of dental decay has evolved hugely in the past 10 years, and wholesale decay removal, which has been usual practice for decades, is now in question. [...]we can avoid root canal treatment and extractions. @morley_darryl, via Twitter To punish us for our poor decisions. Andrew Vevers York, UK I suffered from extremely tight wheel bolts on my Volkswagen Beetle and, like one of your previous correspondents, had to resort to a length of scaffold pipe to undo them.