Embark on a captivating journey through the world of chemical changes in this lecture by Andrew Szydlo, a renowned chemist and secondary school teacher. Explore the fascinating phenomena of color changes, combustion, and explosions as Szydlo unravels the mysteries behind these chemical wonders. Gain insights into the exciting and sometimes confusing realm of chemistry through engaging demonstrations and explanations. Discover why substances change color, what causes materials to burn, and the science behind explosive reactions. Benefit from Szydlo's expertise and passion for chemistry, honed through years of teaching and public lectures. Filmed at The Royal Institution, this 1 hour and 23-minute presentation offers an entertaining and educational experience for chemistry enthusiasts and curious minds alike.