Ever heard of the paper clip test? Push a heated paperclip into an inconspicuous area of a resilient floor covering and the resultant odour, among other things, will tell you if the floor covering is PVC, linoleum or elastomer. It's important to know this when it comes to cleaning. Because the type of floor covering determines the type of cleaning agent and the cleaning method required. Read on to find out what these are, and the best tips for thorough cleaning results on smooth designer floorin