Or. Cliff Nicholls gave this talk to a fully packed house in Scotland on the 17 January 2017. Any technical presentation that involves PSV is guaranteed to be popular. Cliff stepped into the breach as the previous two speakers dropped out. Cliff started by stating the contents of his presentation; Skid Resistance, Polished Stone Value (PSV) test, Limitations of PSV, the Friction after Polishing FAP test, Status of FAP, Relative advantages of PSV and FAP and finally Where Next?
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