Your hands are heat radiators. Plunge them in cold water. "Eight low-tech ways to keep cool in a heatwave" http://www.bbc.com/news/magazine-23255554 http://www

Your hands are heat radiators. Plunge them in cold water. "Eight low-tech ways to keep cool in a heatwave" http://www.bbc.com/news/magazine-23255554 http://www.bbc.com/news/magazine-23255554