Are objects such as towels, bank notes, carpet, shopping trolleys and light switches listed in blogs such as these and these really dirtier than an average toilet seat since Dr Chuck Gerba, professor of microbiology at the University of Arizona has said that every toilet seat, on average, has 50 bacteria?
"It's one of the cleanest things you'll run across in terms of micro-organisms," he said. "It's our gold standard - there are not many things cleaner than a toilet seat when it comes to germs."