1 / 1On Thursday, the University of Guelph Physics and Astronomy Club attempted to break a Guinness World Record by creating the world's largest-ever Elephant’s Toothpaste — a mixture of peroxide, soap and a catalyst that results in an exciting eruption of soapy foam — on Johnston Green. Kenneth Armstrong/GuelphTodayAdvertisement
Kenneth Armstrong is a news reporter and photojournalist who regularly covers municipal government, business and politics and photographs events, sports and features.