"Experiments and observations on different types of air" is an outstanding scientific work of the famous English chemist and physicist Joseph Priestley. In this book, the author shares the results of his research in the field of air chemistry. He first described and named several gases, making a significant contribution to the development of chemistry. Priestley's book opened new horizons in the study of the composition of air and its interaction with various substances. This is a must-read for anyone interested in chemistry or the history of science.