Jànos Irinyi Directory References Discover Do Lemmings Really Commit Mass Suicide? 10 Democrats Who Made History 9 of the World’s Deadliest Mammals Why Does the United States Have More Tornadoes than Any Other Country? What State Is Washington, D.C. In? 6 Small Kingdoms of the World 6 Cultures That Recognize More than Two Genders Contents Jànos Irinyi Hungarian chemist Ask the Chatbot a Question Ask the Chatbot a Question Learn about this topic in these articles:development of matches In matchIn 1835 Jànos Irinyi of Hungary replaced potassium chlorate with lead oxide and obtained matches that ignited quietly and smoothly.Read More