Your toilet can explode.. Toilet explosion is more common than you might think. Recently, there was an alleged Toilet explosion at a Dunkin' store in Florida that left a customer filthy and injured. A toilet can explode due to a buildup of pressure caused by a blockage in the plumbing system. What are some other causes of toilet explosion? #toiletsafety #mrtoilet #worldtoiletorganization | World Toilet Organization