New Delhi: The Department of Mechanical Engineering of McGill University in Canada has invented a new technique to significantly increase the toughness of glass so that when it falls from a table on the floor
canadian university invents a glass that bends but doesn t breakImage Source : INDIATV
They then filled these micro-cracks with polyurethane, although according to Barthelat, this second process is not essential since the patterns of micro-cracks in themselves are sufficient to stop the glass from shattering.